diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ArtifactSourcePropertiesModel.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ArtifactSourcePropertiesModel.java
index ba16cd5c2c56..2f0b1390fbfc 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ArtifactSourcePropertiesModel.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ArtifactSourcePropertiesModel.java
@@ -22,8 +22,13 @@ public class ArtifactSourcePropertiesModel {
     private String sourceType;
 
     /**
-     * The root folder under which all artifacts for all environments are
-     * expected to be organized.
+     * The path from the location that the 'authentication' property [say, a
+     * SAS URI to the blob container] refers to, to the location of the
+     * artifacts. This can be used to differentiate different versions of the
+     * artifacts. Or, different types of artifacts like binaries or templates.
+     * The location referenced by the authentication property concatenated with
+     * this optional artifactRoot path forms the artifact source location where
+     * the artifacts are expected to be found.
      */
     @JsonProperty(value = "artifactRoot")
     private String artifactRoot;
@@ -55,7 +60,7 @@ public ArtifactSourcePropertiesModel withSourceType(String sourceType) {
     }
 
     /**
-     * Get the root folder under which all artifacts for all environments are expected to be organized.
+     * Get the path from the location that the 'authentication' property [say, a SAS URI to the blob container] refers to, to the location of the artifacts. This can be used to differentiate different versions of the artifacts. Or, different types of artifacts like binaries or templates. The location referenced by the authentication property concatenated with this optional artifactRoot path forms the artifact source location where the artifacts are expected to be found.
      *
      * @return the artifactRoot value
      */
@@ -64,7 +69,7 @@ public String artifactRoot() {
     }
 
     /**
-     * Set the root folder under which all artifacts for all environments are expected to be organized.
+     * Set the path from the location that the 'authentication' property [say, a SAS URI to the blob container] refers to, to the location of the artifacts. This can be used to differentiate different versions of the artifacts. Or, different types of artifacts like binaries or templates. The location referenced by the authentication property concatenated with this optional artifactRoot path forms the artifact source location where the artifacts are expected to be found.
      *
      * @param artifactRoot the artifactRoot value to set
      * @return the ArtifactSourcePropertiesModel object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/PrePostStep.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/PrePostStep.java
index 2cd0ebcac7a2..f65ea7253076 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/PrePostStep.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/PrePostStep.java
@@ -15,13 +15,13 @@
  */
 public class PrePostStep {
     /**
-     * The reference to the ARM resource Id of a step.
+     * The resource Id of the step to be run.
      */
     @JsonProperty(value = "stepId", required = true)
     private String stepId;
 
     /**
-     * Get the reference to the ARM resource Id of a step.
+     * Get the resource Id of the step to be run.
      *
      * @return the stepId value
      */
@@ -30,7 +30,7 @@ public String stepId() {
     }
 
     /**
-     * Set the reference to the ARM resource Id of a step.
+     * Set the resource Id of the step to be run.
      *
      * @param stepId the stepId value to set
      * @return the PrePostStep object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutOperationInfo.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutOperationInfo.java
index 56a141da6dfa..b5165476c64d 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutOperationInfo.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutOperationInfo.java
@@ -16,15 +16,16 @@
  */
 public class RolloutOperationInfo {
     /**
-     * The ordinal count of retry attempt. 0 if no retries of the rollout have
-     * been performed.
+     * The ordinal count of the number of retry attempts on a rollout. 0 if no
+     * retries of the rollout have been performed. If the rollout is updated
+     * with a PUT, this count is reset to 0.
      */
     @JsonProperty(value = "retryAttempt", access = JsonProperty.Access.WRITE_ONLY)
     private Integer retryAttempt;
 
     /**
-     * True if skipping all successful steps in the given retry attempt was
-     * chosen. False otherwise.
+     * True, if all steps that succeeded on the previous run/attempt were
+     * chosen to be skipped in this retry attempt. False, otherwise.
      */
     @JsonProperty(value = "skipSucceededOnRetry", access = JsonProperty.Access.WRITE_ONLY)
     private Boolean skipSucceededOnRetry;
@@ -49,7 +50,7 @@ public class RolloutOperationInfo {
     private CloudErrorBody error;
 
     /**
-     * Get the ordinal count of retry attempt. 0 if no retries of the rollout have been performed.
+     * Get the ordinal count of the number of retry attempts on a rollout. 0 if no retries of the rollout have been performed. If the rollout is updated with a PUT, this count is reset to 0.
      *
      * @return the retryAttempt value
      */
@@ -58,7 +59,7 @@ public Integer retryAttempt() {
     }
 
     /**
-     * Get true if skipping all successful steps in the given retry attempt was chosen. False otherwise.
+     * Get true, if all steps that succeeded on the previous run/attempt were chosen to be skipped in this retry attempt. False, otherwise.
      *
      * @return the skipSucceededOnRetry value
      */
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutPropertiesModel.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutPropertiesModel.java
index 7cbd916f6a23..935cee0b4791 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutPropertiesModel.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutPropertiesModel.java
@@ -36,7 +36,7 @@ public class RolloutPropertiesModel {
     private RolloutOperationInfo operationInfo;
 
     /**
-     * Set of detailed step result information on target resource groups.
+     * The detailed information on the services being deployed.
      */
     @JsonProperty(value = "services", access = JsonProperty.Access.WRITE_ONLY)
     private List<ServiceInner> services;
@@ -69,7 +69,7 @@ public RolloutOperationInfo operationInfo() {
     }
 
     /**
-     * Get set of detailed step result information on target resource groups.
+     * Get the detailed information on the services being deployed.
      *
      * @return the services value
      */
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutStep.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutStep.java
index 8c5ac808fdc9..7a69d9b44715 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutStep.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/RolloutStep.java
@@ -16,8 +16,7 @@
  */
 public class RolloutStep {
     /**
-     * Name of the step as specified in the rollout specification input
-     * artifact.
+     * Name of the step.
      */
     @JsonProperty(value = "name", required = true)
     private String name;
@@ -41,8 +40,8 @@ public class RolloutStep {
     private StepOperationInfo operationInfo;
 
     /**
-     * Set of resource operations that were performed on the Azure resource
-     * that the action acted upon.
+     * Set of resource operations that were performed, if any, on an Azure
+     * resource.
      */
     @JsonProperty(value = "resourceOperations", access = JsonProperty.Access.WRITE_ONLY)
     private List<ResourceOperation> resourceOperations;
@@ -54,7 +53,7 @@ public class RolloutStep {
     private List<Message> messages;
 
     /**
-     * Get name of the step as specified in the rollout specification input artifact.
+     * Get name of the step.
      *
      * @return the name value
      */
@@ -63,7 +62,7 @@ public String name() {
     }
 
     /**
-     * Set name of the step as specified in the rollout specification input artifact.
+     * Set name of the step.
      *
      * @param name the name value to set
      * @return the RolloutStep object itself.
@@ -112,7 +111,7 @@ public StepOperationInfo operationInfo() {
     }
 
     /**
-     * Get set of resource operations that were performed on the Azure resource that the action acted upon.
+     * Get set of resource operations that were performed, if any, on an Azure resource.
      *
      * @return the resourceOperations value
      */
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Rollouts.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Rollouts.java
index 29af3c1683bf..171cdd963d44 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Rollouts.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Rollouts.java
@@ -22,7 +22,7 @@
 public interface Rollouts extends SupportsCreating<Rollout.DefinitionStages.Blank>, SupportsDeletingByResourceGroup, SupportsBatchDeletion, SupportsGettingByResourceGroup<Rollout>, HasInner<RolloutsInner> {
     /**
      * Stops a running rollout.
-     * A rollout can be canceled only if it is in running state.
+     * Only running rollouts can be canceled.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -33,7 +33,7 @@ public interface Rollouts extends SupportsCreating<Rollout.DefinitionStages.Blan
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/SasAuthentication.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/SasAuthentication.java
index 774847d518be..475a3c275300 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/SasAuthentication.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/SasAuthentication.java
@@ -14,21 +14,23 @@
 import com.microsoft.rest.serializer.JsonFlatten;
 
 /**
- * Defines the authentication properties to access the artifacts using Azure
- * Storage SAS URI.
+ * Defines the properties to access the artifacts using an Azure Storage SAS
+ * URI.
  */
 @JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY, property = "type")
 @JsonTypeName("Sas")
 @JsonFlatten
 public class SasAuthentication extends Authentication {
     /**
-     * The complete SAS URI to the location of the artifacts.
+     * The SAS URI to the Azure Storage blob container. Any offset from the
+     * root of the container to where the artifacts are located can be defined
+     * in the artifactRoot.
      */
     @JsonProperty(value = "properties.sasUri", required = true)
     private String sasUri;
 
     /**
-     * Get the complete SAS URI to the location of the artifacts.
+     * Get the SAS URI to the Azure Storage blob container. Any offset from the root of the container to where the artifacts are located can be defined in the artifactRoot.
      *
      * @return the sasUri value
      */
@@ -37,7 +39,7 @@ public String sasUri() {
     }
 
     /**
-     * Set the complete SAS URI to the location of the artifacts.
+     * Set the SAS URI to the Azure Storage blob container. Any offset from the root of the container to where the artifacts are located can be defined in the artifactRoot.
      *
      * @param sasUri the sasUri value to set
      * @return the SasAuthentication object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceProperties.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceProperties.java
index f0ca04cef5cd..0b21b46fa891 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceProperties.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceProperties.java
@@ -15,19 +15,21 @@
  */
 public class ServiceProperties {
     /**
-     * The Azure location to which the resources in the service belong to.
+     * The Azure location to which the resources in the service belong to or
+     * should be deployed to.
      */
     @JsonProperty(value = "targetLocation", required = true)
     private String targetLocation;
 
     /**
-     * The subscription to which the resources in the service belong to.
+     * The subscription to which the resources in the service belong to or
+     * should be deployed to.
      */
     @JsonProperty(value = "targetSubscriptionId", required = true)
     private String targetSubscriptionId;
 
     /**
-     * Get the Azure location to which the resources in the service belong to.
+     * Get the Azure location to which the resources in the service belong to or should be deployed to.
      *
      * @return the targetLocation value
      */
@@ -36,7 +38,7 @@ public String targetLocation() {
     }
 
     /**
-     * Set the Azure location to which the resources in the service belong to.
+     * Set the Azure location to which the resources in the service belong to or should be deployed to.
      *
      * @param targetLocation the targetLocation value to set
      * @return the ServiceProperties object itself.
@@ -47,7 +49,7 @@ public ServiceProperties withTargetLocation(String targetLocation) {
     }
 
     /**
-     * Get the subscription to which the resources in the service belong to.
+     * Get the subscription to which the resources in the service belong to or should be deployed to.
      *
      * @return the targetSubscriptionId value
      */
@@ -56,7 +58,7 @@ public String targetSubscriptionId() {
     }
 
     /**
-     * Set the subscription to which the resources in the service belong to.
+     * Set the subscription to which the resources in the service belong to or should be deployed to.
      *
      * @param targetSubscriptionId the targetSubscriptionId value to set
      * @return the ServiceProperties object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceTopologyProperties.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceTopologyProperties.java
index b0a6aec43286..fb122513cfb0 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceTopologyProperties.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceTopologyProperties.java
@@ -15,14 +15,14 @@
  */
 public class ServiceTopologyProperties {
     /**
-     * The artifact source that contains the artifacts that can be referenced
-     * in the service units.
+     * The resource Id of the artifact source that contains the artifacts that
+     * can be referenced in the service units.
      */
     @JsonProperty(value = "artifactSourceId")
     private String artifactSourceId;
 
     /**
-     * Get the artifact source that contains the artifacts that can be referenced in the service units.
+     * Get the resource Id of the artifact source that contains the artifacts that can be referenced in the service units.
      *
      * @return the artifactSourceId value
      */
@@ -31,7 +31,7 @@ public String artifactSourceId() {
     }
 
     /**
-     * Set the artifact source that contains the artifacts that can be referenced in the service units.
+     * Set the resource Id of the artifact source that contains the artifacts that can be referenced in the service units.
      *
      * @param artifactSourceId the artifactSourceId value to set
      * @return the ServiceTopologyProperties object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnitProperties.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnitProperties.java
index 34a1a4e99dc8..976f9a7ad8ae 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnitProperties.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnitProperties.java
@@ -16,7 +16,7 @@
 public class ServiceUnitProperties {
     /**
      * The Azure Resource Group to which the resources in the service unit
-     * belong to.
+     * belong to or should be deployed to.
      */
     @JsonProperty(value = "targetResourceGroup", required = true)
     private String targetResourceGroup;
@@ -35,7 +35,7 @@ public class ServiceUnitProperties {
     private ServiceUnitArtifacts artifacts;
 
     /**
-     * Get the Azure Resource Group to which the resources in the service unit belong to.
+     * Get the Azure Resource Group to which the resources in the service unit belong to or should be deployed to.
      *
      * @return the targetResourceGroup value
      */
@@ -44,7 +44,7 @@ public String targetResourceGroup() {
     }
 
     /**
-     * Set the Azure Resource Group to which the resources in the service unit belong to.
+     * Set the Azure Resource Group to which the resources in the service unit belong to or should be deployed to.
      *
      * @param targetResourceGroup the targetResourceGroup value to set
      * @return the ServiceUnitProperties object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnits.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnits.java
index c55ecbc7ed85..3ce9fe4b9da0 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnits.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/ServiceUnits.java
@@ -19,7 +19,7 @@
  */
 public interface ServiceUnits extends SupportsCreating<ServiceUnitResource.DefinitionStages.Blank>, HasInner<ServiceUnitsInner> {
     /**
-     * Gets a service unit resource.
+     * Gets the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -31,7 +31,7 @@ public interface ServiceUnits extends SupportsCreating<ServiceUnitResource.Defin
     Observable<ServiceUnitResource> getAsync(String resourceGroupName, String serviceTopologyName, String serviceName, String serviceUnitName);
 
     /**
-     * Deletes a service unit resource.
+     * Deletes the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Services.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Services.java
index 170523c22b1a..e963fa52f375 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Services.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/Services.java
@@ -19,7 +19,7 @@
  */
 public interface Services extends SupportsCreating<ServiceResource.DefinitionStages.Blank>, HasInner<ServicesInner> {
     /**
-     * Gets a service resource.
+     * Gets the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -30,7 +30,7 @@ public interface Services extends SupportsCreating<ServiceResource.DefinitionSta
     Observable<ServiceResource> getAsync(String resourceGroupName, String serviceTopologyName, String serviceName);
 
     /**
-     * Deletes a service resource.
+     * Deletes the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/StepOperationInfo.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/StepOperationInfo.java
index b27ec2663bfa..63d1b0457f36 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/StepOperationInfo.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/StepOperationInfo.java
@@ -12,12 +12,11 @@
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
- * Detailed information of specific step execution.
+ * Detailed information of a specific step run.
  */
 public class StepOperationInfo {
     /**
-     * The name of the Azure Resource Manager deployment initiated as part of
-     * the step.
+     * The name of the ARM deployment initiated as part of the step.
      */
     @JsonProperty(value = "deploymentName", access = JsonProperty.Access.WRITE_ONLY)
     private String deploymentName;
@@ -53,7 +52,7 @@ public class StepOperationInfo {
     private CloudErrorBody error;
 
     /**
-     * Get the name of the Azure Resource Manager deployment initiated as part of the step.
+     * Get the name of the ARM deployment initiated as part of the step.
      *
      * @return the deploymentName value
      */
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourceInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourceInner.java
index 8dbf86e1ad8d..e14973b2431a 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourceInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourceInner.java
@@ -14,7 +14,7 @@
 import com.microsoft.azure.Resource;
 
 /**
- * The resource that define the source location where the artifacts are
+ * The resource that defines the source location where the artifacts are
  * located.
  */
 @JsonFlatten
@@ -26,8 +26,13 @@ public class ArtifactSourceInner extends Resource {
     private String sourceType;
 
     /**
-     * The root folder under which all artifacts for all environments are
-     * expected to be organized.
+     * The path from the location that the 'authentication' property [say, a
+     * SAS URI to the blob container] refers to, to the location of the
+     * artifacts. This can be used to differentiate different versions of the
+     * artifacts. Or, different types of artifacts like binaries or templates.
+     * The location referenced by the authentication property concatenated with
+     * this optional artifactRoot path forms the artifact source location where
+     * the artifacts are expected to be found.
      */
     @JsonProperty(value = "properties.artifactRoot")
     private String artifactRoot;
@@ -59,7 +64,7 @@ public ArtifactSourceInner withSourceType(String sourceType) {
     }
 
     /**
-     * Get the root folder under which all artifacts for all environments are expected to be organized.
+     * Get the path from the location that the 'authentication' property [say, a SAS URI to the blob container] refers to, to the location of the artifacts. This can be used to differentiate different versions of the artifacts. Or, different types of artifacts like binaries or templates. The location referenced by the authentication property concatenated with this optional artifactRoot path forms the artifact source location where the artifacts are expected to be found.
      *
      * @return the artifactRoot value
      */
@@ -68,7 +73,7 @@ public String artifactRoot() {
     }
 
     /**
-     * Set the root folder under which all artifacts for all environments are expected to be organized.
+     * Set the path from the location that the 'authentication' property [say, a SAS URI to the blob container] refers to, to the location of the artifacts. This can be used to differentiate different versions of the artifacts. Or, different types of artifacts like binaries or templates. The location referenced by the authentication property concatenated with this optional artifactRoot path forms the artifact source location where the artifacts are expected to be found.
      *
      * @param artifactRoot the artifactRoot value to set
      * @return the ArtifactSourceInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourcesInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourcesInner.java
index c570c504031e..ca2589d1ba7c 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourcesInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ArtifactSourcesInner.java
@@ -72,7 +72,7 @@ interface ArtifactSourcesService {
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -87,7 +87,7 @@ public ArtifactSourceInner createOrUpdate(String resourceGroupName, String artif
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -101,7 +101,7 @@ public ServiceFuture<ArtifactSourceInner> createOrUpdateAsync(String resourceGro
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -119,7 +119,7 @@ public ArtifactSourceInner call(ServiceResponse<ArtifactSourceInner> response) {
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -156,7 +156,7 @@ public Observable<ServiceResponse<ArtifactSourceInner>> call(Response<ResponseBo
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -172,7 +172,7 @@ public ArtifactSourceInner createOrUpdate(String resourceGroupName, String artif
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -187,7 +187,7 @@ public ServiceFuture<ArtifactSourceInner> createOrUpdateAsync(String resourceGro
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -206,7 +206,7 @@ public ArtifactSourceInner call(ServiceResponse<ArtifactSourceInner> response) {
     }
 
     /**
-     * Creates or updates an Artifact source.
+     * Creates or updates an artifact source.
      * Synchronously creates a new artifact source or updates an existing artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -251,7 +251,7 @@ private ServiceResponse<ArtifactSourceInner> createOrUpdateDelegate(Response<Res
     }
 
     /**
-     * Gets an artifact resource.
+     * Gets an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -265,7 +265,7 @@ public ArtifactSourceInner getByResourceGroup(String resourceGroupName, String a
     }
 
     /**
-     * Gets an artifact resource.
+     * Gets an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -278,7 +278,7 @@ public ServiceFuture<ArtifactSourceInner> getByResourceGroupAsync(String resourc
     }
 
     /**
-     * Gets an artifact resource.
+     * Gets an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -295,7 +295,7 @@ public ArtifactSourceInner call(ServiceResponse<ArtifactSourceInner> response) {
     }
 
     /**
-     * Gets an artifact resource.
+     * Gets an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -337,7 +337,7 @@ private ServiceResponse<ArtifactSourceInner> getByResourceGroupDelegate(Response
     }
 
     /**
-     * Deletes an artifact source resource.
+     * Deletes an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -350,7 +350,7 @@ public void delete(String resourceGroupName, String artifactSourceName) {
     }
 
     /**
-     * Deletes an artifact source resource.
+     * Deletes an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -363,7 +363,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String artifact
     }
 
     /**
-     * Deletes an artifact source resource.
+     * Deletes an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
@@ -380,7 +380,7 @@ public Void call(ServiceResponse<Void> response) {
     }
 
     /**
-     * Deletes an artifact source resource.
+     * Deletes an artifact source.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param artifactSourceName The name of the artifact source.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutInner.java
index 7c6001cafb66..8188bd64bf9d 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutInner.java
@@ -16,7 +16,7 @@
 import com.microsoft.azure.Resource;
 
 /**
- * Defines the rollout resource.
+ * Defines the rollout.
  */
 @JsonFlatten
 public class RolloutInner extends Resource {
@@ -33,20 +33,21 @@ public class RolloutInner extends Resource {
     private String buildVersion;
 
     /**
-     * The reference to the ARM resource Id where the payload is located.
+     * The reference to the artifact source resource Id where the payload is
+     * located.
      */
     @JsonProperty(value = "properties.artifactSourceId")
     private String artifactSourceId;
 
     /**
-     * The reference to the resource Id of the service topology from which
-     * services are chosen to be deployed.
+     * The resource Id of the service topology from which service units are
+     * being referenced in step groups to be deployed.
      */
     @JsonProperty(value = "properties.targetServiceTopologyId", required = true)
     private String targetServiceTopologyId;
 
     /**
-     * The list of steps that define the orchestration.
+     * The list of step groups that define the orchestration.
      */
     @JsonProperty(value = "properties.stepGroups", required = true)
     private List<StepInner> stepGroups;
@@ -71,7 +72,7 @@ public class RolloutInner extends Resource {
     private RolloutOperationInfo operationInfo;
 
     /**
-     * Set of detailed step result information on target resource groups.
+     * The detailed information on the services being deployed.
      */
     @JsonProperty(value = "properties.services", access = JsonProperty.Access.WRITE_ONLY)
     private List<ServiceInner> services;
@@ -117,7 +118,7 @@ public RolloutInner withBuildVersion(String buildVersion) {
     }
 
     /**
-     * Get the reference to the ARM resource Id where the payload is located.
+     * Get the reference to the artifact source resource Id where the payload is located.
      *
      * @return the artifactSourceId value
      */
@@ -126,7 +127,7 @@ public String artifactSourceId() {
     }
 
     /**
-     * Set the reference to the ARM resource Id where the payload is located.
+     * Set the reference to the artifact source resource Id where the payload is located.
      *
      * @param artifactSourceId the artifactSourceId value to set
      * @return the RolloutInner object itself.
@@ -137,7 +138,7 @@ public RolloutInner withArtifactSourceId(String artifactSourceId) {
     }
 
     /**
-     * Get the reference to the resource Id of the service topology from which services are chosen to be deployed.
+     * Get the resource Id of the service topology from which service units are being referenced in step groups to be deployed.
      *
      * @return the targetServiceTopologyId value
      */
@@ -146,7 +147,7 @@ public String targetServiceTopologyId() {
     }
 
     /**
-     * Set the reference to the resource Id of the service topology from which services are chosen to be deployed.
+     * Set the resource Id of the service topology from which service units are being referenced in step groups to be deployed.
      *
      * @param targetServiceTopologyId the targetServiceTopologyId value to set
      * @return the RolloutInner object itself.
@@ -157,7 +158,7 @@ public RolloutInner withTargetServiceTopologyId(String targetServiceTopologyId)
     }
 
     /**
-     * Get the list of steps that define the orchestration.
+     * Get the list of step groups that define the orchestration.
      *
      * @return the stepGroups value
      */
@@ -166,7 +167,7 @@ public List<StepInner> stepGroups() {
     }
 
     /**
-     * Set the list of steps that define the orchestration.
+     * Set the list of step groups that define the orchestration.
      *
      * @param stepGroups the stepGroups value to set
      * @return the RolloutInner object itself.
@@ -204,7 +205,7 @@ public RolloutOperationInfo operationInfo() {
     }
 
     /**
-     * Get set of detailed step result information on target resource groups.
+     * Get the detailed information on the services being deployed.
      *
      * @return the services value
      */
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutRequestInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutRequestInner.java
index 1fd94e231645..e1d9c8823876 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutRequestInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutRequestInner.java
@@ -15,7 +15,7 @@
 import com.microsoft.azure.Resource;
 
 /**
- * Defines the resource format for creating a rollout.
+ * Defines the PUT rollout request body.
  */
 @JsonFlatten
 public class RolloutRequestInner extends Resource {
@@ -32,20 +32,21 @@ public class RolloutRequestInner extends Resource {
     private String buildVersion;
 
     /**
-     * The reference to the ARM resource Id where the payload is located.
+     * The reference to the artifact source resource Id where the payload is
+     * located.
      */
     @JsonProperty(value = "properties.artifactSourceId")
     private String artifactSourceId;
 
     /**
-     * The reference to the resource Id of the service topology from which
-     * services are chosen to be deployed.
+     * The resource Id of the service topology from which service units are
+     * being referenced in step groups to be deployed.
      */
     @JsonProperty(value = "properties.targetServiceTopologyId", required = true)
     private String targetServiceTopologyId;
 
     /**
-     * The list of steps that define the orchestration.
+     * The list of step groups that define the orchestration.
      */
     @JsonProperty(value = "properties.stepGroups", required = true)
     private List<StepInner> stepGroups;
@@ -91,7 +92,7 @@ public RolloutRequestInner withBuildVersion(String buildVersion) {
     }
 
     /**
-     * Get the reference to the ARM resource Id where the payload is located.
+     * Get the reference to the artifact source resource Id where the payload is located.
      *
      * @return the artifactSourceId value
      */
@@ -100,7 +101,7 @@ public String artifactSourceId() {
     }
 
     /**
-     * Set the reference to the ARM resource Id where the payload is located.
+     * Set the reference to the artifact source resource Id where the payload is located.
      *
      * @param artifactSourceId the artifactSourceId value to set
      * @return the RolloutRequestInner object itself.
@@ -111,7 +112,7 @@ public RolloutRequestInner withArtifactSourceId(String artifactSourceId) {
     }
 
     /**
-     * Get the reference to the resource Id of the service topology from which services are chosen to be deployed.
+     * Get the resource Id of the service topology from which service units are being referenced in step groups to be deployed.
      *
      * @return the targetServiceTopologyId value
      */
@@ -120,7 +121,7 @@ public String targetServiceTopologyId() {
     }
 
     /**
-     * Set the reference to the resource Id of the service topology from which services are chosen to be deployed.
+     * Set the resource Id of the service topology from which service units are being referenced in step groups to be deployed.
      *
      * @param targetServiceTopologyId the targetServiceTopologyId value to set
      * @return the RolloutRequestInner object itself.
@@ -131,7 +132,7 @@ public RolloutRequestInner withTargetServiceTopologyId(String targetServiceTopol
     }
 
     /**
-     * Get the list of steps that define the orchestration.
+     * Get the list of step groups that define the orchestration.
      *
      * @return the stepGroups value
      */
@@ -140,7 +141,7 @@ public List<StepInner> stepGroups() {
     }
 
     /**
-     * Set the list of steps that define the orchestration.
+     * Set the list of step groups that define the orchestration.
      *
      * @param stepGroups the stepGroups value to set
      * @return the RolloutRequestInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutsInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutsInner.java
index 0592096e49dd..b975aa7aa267 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutsInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/RolloutsInner.java
@@ -417,7 +417,7 @@ private ServiceResponseWithHeaders<RolloutRequestInner, RolloutsCreateOrUpdateHe
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -431,7 +431,7 @@ public RolloutInner getByResourceGroup(String resourceGroupName, String rolloutN
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -444,7 +444,7 @@ public ServiceFuture<RolloutInner> getByResourceGroupAsync(String resourceGroupN
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -461,7 +461,7 @@ public RolloutInner call(ServiceResponse<RolloutInner> response) {
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -497,7 +497,7 @@ public Observable<ServiceResponse<RolloutInner>> call(Response<ResponseBody> res
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -512,7 +512,7 @@ public RolloutInner getByResourceGroup(String resourceGroupName, String rolloutN
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -526,7 +526,7 @@ public ServiceFuture<RolloutInner> getByResourceGroupAsync(String resourceGroupN
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -544,7 +544,7 @@ public RolloutInner call(ServiceResponse<RolloutInner> response) {
     }
 
     /**
-     * Gets detailed information of an ongoing or completed rollout.
+     * Gets detailed information of a rollout.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -588,7 +588,7 @@ private ServiceResponse<RolloutInner> getByResourceGroupDelegate(Response<Respon
 
     /**
      * Deletes a rollout resource.
-     * A rollout can only be deleted if it is in a terminal state.
+     * Only rollouts in terminal state can be deleted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -602,7 +602,7 @@ public void delete(String resourceGroupName, String rolloutName) {
 
     /**
      * Deletes a rollout resource.
-     * A rollout can only be deleted if it is in a terminal state.
+     * Only rollouts in terminal state can be deleted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -616,7 +616,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String rolloutN
 
     /**
      * Deletes a rollout resource.
-     * A rollout can only be deleted if it is in a terminal state.
+     * Only rollouts in terminal state can be deleted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -634,7 +634,7 @@ public Void call(ServiceResponse<Void> response) {
 
     /**
      * Deletes a rollout resource.
-     * A rollout can only be deleted if it is in a terminal state.
+     * Only rollouts in terminal state can be deleted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -678,7 +678,7 @@ private ServiceResponse<Void> deleteDelegate(Response<ResponseBody> response) th
 
     /**
      * Stops a running rollout.
-     * A rollout can be canceled only if it is in running state.
+     * Only running rollouts can be canceled.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -693,7 +693,7 @@ public RolloutInner cancel(String resourceGroupName, String rolloutName) {
 
     /**
      * Stops a running rollout.
-     * A rollout can be canceled only if it is in running state.
+     * Only running rollouts can be canceled.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -707,7 +707,7 @@ public ServiceFuture<RolloutInner> cancelAsync(String resourceGroupName, String
 
     /**
      * Stops a running rollout.
-     * A rollout can be canceled only if it is in running state.
+     * Only running rollouts can be canceled.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -725,7 +725,7 @@ public RolloutInner call(ServiceResponse<RolloutInner> response) {
 
     /**
      * Stops a running rollout.
-     * A rollout can be canceled only if it is in running state.
+     * Only running rollouts can be canceled.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -768,7 +768,7 @@ private ServiceResponse<RolloutInner> cancelDelegate(Response<ResponseBody> resp
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -783,7 +783,7 @@ public RolloutInner restart(String resourceGroupName, String rolloutName) {
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -797,7 +797,7 @@ public ServiceFuture<RolloutInner> restartAsync(String resourceGroupName, String
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -815,7 +815,7 @@ public RolloutInner call(ServiceResponse<RolloutInner> response) {
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -852,7 +852,7 @@ public Observable<ServiceResponse<RolloutInner>> call(Response<ResponseBody> res
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -868,7 +868,7 @@ public RolloutInner restart(String resourceGroupName, String rolloutName, Boolea
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -883,7 +883,7 @@ public ServiceFuture<RolloutInner> restartAsync(String resourceGroupName, String
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
@@ -902,7 +902,7 @@ public RolloutInner call(ServiceResponse<RolloutInner> response) {
 
     /**
      * Restarts a failed rollout and optionally skips all succeeded steps.
-     * A rollout can be restarted only if is in a terminal state and failed.
+     * Only failed rollouts can be restarted.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param rolloutName The rollout name.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceResourceInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceResourceInner.java
index 7cb3d75b6138..5688e4bd2a33 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceResourceInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceResourceInner.java
@@ -13,24 +13,26 @@
 import com.microsoft.azure.Resource;
 
 /**
- * The resource representation of a service in a topology.
+ * The resource representation of a service in a service topology.
  */
 @JsonFlatten
 public class ServiceResourceInner extends Resource {
     /**
-     * The Azure location to which the resources in the service belong to.
+     * The Azure location to which the resources in the service belong to or
+     * should be deployed to.
      */
     @JsonProperty(value = "properties.targetLocation", required = true)
     private String targetLocation;
 
     /**
-     * The subscription to which the resources in the service belong to.
+     * The subscription to which the resources in the service belong to or
+     * should be deployed to.
      */
     @JsonProperty(value = "properties.targetSubscriptionId", required = true)
     private String targetSubscriptionId;
 
     /**
-     * Get the Azure location to which the resources in the service belong to.
+     * Get the Azure location to which the resources in the service belong to or should be deployed to.
      *
      * @return the targetLocation value
      */
@@ -39,7 +41,7 @@ public String targetLocation() {
     }
 
     /**
-     * Set the Azure location to which the resources in the service belong to.
+     * Set the Azure location to which the resources in the service belong to or should be deployed to.
      *
      * @param targetLocation the targetLocation value to set
      * @return the ServiceResourceInner object itself.
@@ -50,7 +52,7 @@ public ServiceResourceInner withTargetLocation(String targetLocation) {
     }
 
     /**
-     * Get the subscription to which the resources in the service belong to.
+     * Get the subscription to which the resources in the service belong to or should be deployed to.
      *
      * @return the targetSubscriptionId value
      */
@@ -59,7 +61,7 @@ public String targetSubscriptionId() {
     }
 
     /**
-     * Set the subscription to which the resources in the service belong to.
+     * Set the subscription to which the resources in the service belong to or should be deployed to.
      *
      * @param targetSubscriptionId the targetSubscriptionId value to set
      * @return the ServiceResourceInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologiesInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologiesInner.java
index f9c2b6ffada7..9d8a3a2c5f23 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologiesInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologiesInner.java
@@ -170,7 +170,7 @@ private ServiceResponse<ServiceTopologyResourceInner> createOrUpdateDelegate(Res
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -184,7 +184,7 @@ public ServiceTopologyResourceInner getByResourceGroup(String resourceGroupName,
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -197,7 +197,7 @@ public ServiceFuture<ServiceTopologyResourceInner> getByResourceGroupAsync(Strin
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -214,7 +214,7 @@ public ServiceTopologyResourceInner call(ServiceResponse<ServiceTopologyResource
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -256,7 +256,7 @@ private ServiceResponse<ServiceTopologyResourceInner> getByResourceGroupDelegate
     }
 
     /**
-     * Deletes a topology resource.
+     * Deletes the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -269,7 +269,7 @@ public void delete(String resourceGroupName, String serviceTopologyName) {
     }
 
     /**
-     * Deletes a topology resource.
+     * Deletes the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -282,7 +282,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String serviceT
     }
 
     /**
-     * Deletes a topology resource.
+     * Deletes the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -299,7 +299,7 @@ public Void call(ServiceResponse<Void> response) {
     }
 
     /**
-     * Deletes a topology resource.
+     * Deletes the service topology.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologyResourceInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologyResourceInner.java
index d5a6b66097f0..059422b38fb4 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologyResourceInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceTopologyResourceInner.java
@@ -18,14 +18,14 @@
 @JsonFlatten
 public class ServiceTopologyResourceInner extends Resource {
     /**
-     * The artifact source that contains the artifacts that can be referenced
-     * in the service units.
+     * The resource Id of the artifact source that contains the artifacts that
+     * can be referenced in the service units.
      */
     @JsonProperty(value = "properties.artifactSourceId")
     private String artifactSourceId;
 
     /**
-     * Get the artifact source that contains the artifacts that can be referenced in the service units.
+     * Get the resource Id of the artifact source that contains the artifacts that can be referenced in the service units.
      *
      * @return the artifactSourceId value
      */
@@ -34,7 +34,7 @@ public String artifactSourceId() {
     }
 
     /**
-     * Set the artifact source that contains the artifacts that can be referenced in the service units.
+     * Set the resource Id of the artifact source that contains the artifacts that can be referenced in the service units.
      *
      * @param artifactSourceId the artifactSourceId value to set
      * @return the ServiceTopologyResourceInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitResourceInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitResourceInner.java
index 78a599b4ba58..4ce349034e06 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitResourceInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitResourceInner.java
@@ -21,7 +21,7 @@
 public class ServiceUnitResourceInner extends Resource {
     /**
      * The Azure Resource Group to which the resources in the service unit
-     * belong to.
+     * belong to or should be deployed to.
      */
     @JsonProperty(value = "properties.targetResourceGroup", required = true)
     private String targetResourceGroup;
@@ -40,7 +40,7 @@ public class ServiceUnitResourceInner extends Resource {
     private ServiceUnitArtifacts artifacts;
 
     /**
-     * Get the Azure Resource Group to which the resources in the service unit belong to.
+     * Get the Azure Resource Group to which the resources in the service unit belong to or should be deployed to.
      *
      * @return the targetResourceGroup value
      */
@@ -49,7 +49,7 @@ public String targetResourceGroup() {
     }
 
     /**
-     * Set the Azure Resource Group to which the resources in the service unit belong to.
+     * Set the Azure Resource Group to which the resources in the service unit belong to or should be deployed to.
      *
      * @param targetResourceGroup the targetResourceGroup value to set
      * @return the ServiceUnitResourceInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitsInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitsInner.java
index a29f5cc84221..26ccffb79508 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitsInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServiceUnitsInner.java
@@ -76,7 +76,7 @@ interface ServiceUnitsService {
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -94,7 +94,7 @@ public ServiceUnitResourceInner createOrUpdate(String resourceGroupName, String
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -111,7 +111,7 @@ public ServiceFuture<ServiceUnitResourceInner> createOrUpdateAsync(String resour
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -132,7 +132,7 @@ public ServiceUnitResourceInner call(ServiceResponseWithHeaders<ServiceUnitResou
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -171,7 +171,7 @@ public Observable<ServiceResponseWithHeaders<ServiceUnitResourceInner, ServiceUn
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -189,7 +189,7 @@ public ServiceUnitResourceInner beginCreateOrUpdate(String resourceGroupName, St
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -206,7 +206,7 @@ public ServiceFuture<ServiceUnitResourceInner> beginCreateOrUpdateAsync(String r
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -227,7 +227,7 @@ public ServiceUnitResourceInner call(ServiceResponseWithHeaders<ServiceUnitResou
     }
 
     /**
-     * Creates or updates a service unit in the service within the referenced topology resource.
+     * Creates or updates a service unit under the service in the service topology.
      * This is an asynchronous operation and can be polled to completion using the operation resource returned by this operation.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -283,7 +283,7 @@ private ServiceResponseWithHeaders<ServiceUnitResourceInner, ServiceUnitsCreateO
     }
 
     /**
-     * Gets a service unit resource.
+     * Gets the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -299,7 +299,7 @@ public ServiceUnitResourceInner get(String resourceGroupName, String serviceTopo
     }
 
     /**
-     * Gets a service unit resource.
+     * Gets the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -314,7 +314,7 @@ public ServiceFuture<ServiceUnitResourceInner> getAsync(String resourceGroupName
     }
 
     /**
-     * Gets a service unit resource.
+     * Gets the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -333,7 +333,7 @@ public ServiceUnitResourceInner call(ServiceResponse<ServiceUnitResourceInner> r
     }
 
     /**
-     * Gets a service unit resource.
+     * Gets the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -383,7 +383,7 @@ private ServiceResponse<ServiceUnitResourceInner> getDelegate(Response<ResponseB
     }
 
     /**
-     * Deletes a service unit resource.
+     * Deletes the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -398,7 +398,7 @@ public void delete(String resourceGroupName, String serviceTopologyName, String
     }
 
     /**
-     * Deletes a service unit resource.
+     * Deletes the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -413,7 +413,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String serviceT
     }
 
     /**
-     * Deletes a service unit resource.
+     * Deletes the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -432,7 +432,7 @@ public Void call(ServiceResponse<Void> response) {
     }
 
     /**
-     * Deletes a service unit resource.
+     * Deletes the service unit.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServicesInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServicesInner.java
index 7e662dc906ca..351f89d91e63 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServicesInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/ServicesInner.java
@@ -70,13 +70,13 @@ interface ServicesService {
     }
 
     /**
-     * Creates or updates a service in the topology.
+     * Creates or updates a service in the service topology.
      * Synchronously creates a new service or updates an existing service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
      * @param serviceName The name of the service resource.
-     * @param serviceInfo The topoogy group resource object
+     * @param serviceInfo The service object
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @throws CloudException thrown if the request is rejected by server
      * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
@@ -87,13 +87,13 @@ public ServiceResourceInner createOrUpdate(String resourceGroupName, String serv
     }
 
     /**
-     * Creates or updates a service in the topology.
+     * Creates or updates a service in the service topology.
      * Synchronously creates a new service or updates an existing service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
      * @param serviceName The name of the service resource.
-     * @param serviceInfo The topoogy group resource object
+     * @param serviceInfo The service object
      * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @return the {@link ServiceFuture} object
@@ -103,13 +103,13 @@ public ServiceFuture<ServiceResourceInner> createOrUpdateAsync(String resourceGr
     }
 
     /**
-     * Creates or updates a service in the topology.
+     * Creates or updates a service in the service topology.
      * Synchronously creates a new service or updates an existing service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
      * @param serviceName The name of the service resource.
-     * @param serviceInfo The topoogy group resource object
+     * @param serviceInfo The service object
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @return the observable to the ServiceResourceInner object
      */
@@ -123,13 +123,13 @@ public ServiceResourceInner call(ServiceResponse<ServiceResourceInner> response)
     }
 
     /**
-     * Creates or updates a service in the topology.
+     * Creates or updates a service in the service topology.
      * Synchronously creates a new service or updates an existing service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
      * @param serviceName The name of the service resource.
-     * @param serviceInfo The topoogy group resource object
+     * @param serviceInfo The service object
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @return the observable to the ServiceResourceInner object
      */
@@ -175,7 +175,7 @@ private ServiceResponse<ServiceResourceInner> createOrUpdateDelegate(Response<Re
     }
 
     /**
-     * Gets a service resource.
+     * Gets the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -190,7 +190,7 @@ public ServiceResourceInner get(String resourceGroupName, String serviceTopology
     }
 
     /**
-     * Gets a service resource.
+     * Gets the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -204,7 +204,7 @@ public ServiceFuture<ServiceResourceInner> getAsync(String resourceGroupName, St
     }
 
     /**
-     * Gets a service resource.
+     * Gets the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -222,7 +222,7 @@ public ServiceResourceInner call(ServiceResponse<ServiceResourceInner> response)
     }
 
     /**
-     * Gets a service resource.
+     * Gets the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -268,7 +268,7 @@ private ServiceResponse<ServiceResourceInner> getDelegate(Response<ResponseBody>
     }
 
     /**
-     * Deletes a service resource.
+     * Deletes the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -282,7 +282,7 @@ public void delete(String resourceGroupName, String serviceTopologyName, String
     }
 
     /**
-     * Deletes a service resource.
+     * Deletes the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -296,7 +296,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String serviceT
     }
 
     /**
-     * Deletes a service resource.
+     * Deletes the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
@@ -314,7 +314,7 @@ public Void call(ServiceResponse<Void> response) {
     }
 
     /**
-     * Deletes a service resource.
+     * Deletes the service.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param serviceTopologyName The name of the service topology .
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepInner.java
index 260dd80d6649..f64969ddf4bb 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepInner.java
@@ -17,37 +17,38 @@
  */
 public class StepInner {
     /**
-     * The name of the step.
+     * The name of the step group.
      */
     @JsonProperty(value = "name", required = true)
     private String name;
 
     /**
-     * The list of step names on which this step depends.
+     * The list of step group names on which this step group depends on.
      */
-    @JsonProperty(value = "dependsOnStepGroup")
-    private List<String> dependsOnStepGroup;
+    @JsonProperty(value = "dependsOnStepGroups")
+    private List<String> dependsOnStepGroups;
 
     /**
-     * The list of step names to be run before deploying the target.
+     * The list of steps to be run before deploying the target.
      */
     @JsonProperty(value = "preDeploymentSteps")
     private List<PrePostStep> preDeploymentSteps;
 
     /**
-     * The reference to the ARM service unit resource to be deployed.
+     * The resource Id of service unit to be deployed. The service unit should
+     * be from the service topology referenced in targetServiceTopologyId.
      */
     @JsonProperty(value = "deploymentTargetId", required = true)
     private String deploymentTargetId;
 
     /**
-     * The list of step names to be run after deploying the target.
+     * The list of steps to be run after deploying the target.
      */
     @JsonProperty(value = "postDeploymentSteps")
     private List<PrePostStep> postDeploymentSteps;
 
     /**
-     * Get the name of the step.
+     * Get the name of the step group.
      *
      * @return the name value
      */
@@ -56,7 +57,7 @@ public String name() {
     }
 
     /**
-     * Set the name of the step.
+     * Set the name of the step group.
      *
      * @param name the name value to set
      * @return the StepInner object itself.
@@ -67,27 +68,27 @@ public StepInner withName(String name) {
     }
 
     /**
-     * Get the list of step names on which this step depends.
+     * Get the list of step group names on which this step group depends on.
      *
-     * @return the dependsOnStepGroup value
+     * @return the dependsOnStepGroups value
      */
-    public List<String> dependsOnStepGroup() {
-        return this.dependsOnStepGroup;
+    public List<String> dependsOnStepGroups() {
+        return this.dependsOnStepGroups;
     }
 
     /**
-     * Set the list of step names on which this step depends.
+     * Set the list of step group names on which this step group depends on.
      *
-     * @param dependsOnStepGroup the dependsOnStepGroup value to set
+     * @param dependsOnStepGroups the dependsOnStepGroups value to set
      * @return the StepInner object itself.
      */
-    public StepInner withDependsOnStepGroup(List<String> dependsOnStepGroup) {
-        this.dependsOnStepGroup = dependsOnStepGroup;
+    public StepInner withDependsOnStepGroups(List<String> dependsOnStepGroups) {
+        this.dependsOnStepGroups = dependsOnStepGroups;
         return this;
     }
 
     /**
-     * Get the list of step names to be run before deploying the target.
+     * Get the list of steps to be run before deploying the target.
      *
      * @return the preDeploymentSteps value
      */
@@ -96,7 +97,7 @@ public List<PrePostStep> preDeploymentSteps() {
     }
 
     /**
-     * Set the list of step names to be run before deploying the target.
+     * Set the list of steps to be run before deploying the target.
      *
      * @param preDeploymentSteps the preDeploymentSteps value to set
      * @return the StepInner object itself.
@@ -107,7 +108,7 @@ public StepInner withPreDeploymentSteps(List<PrePostStep> preDeploymentSteps) {
     }
 
     /**
-     * Get the reference to the ARM service unit resource to be deployed.
+     * Get the resource Id of service unit to be deployed. The service unit should be from the service topology referenced in targetServiceTopologyId.
      *
      * @return the deploymentTargetId value
      */
@@ -116,7 +117,7 @@ public String deploymentTargetId() {
     }
 
     /**
-     * Set the reference to the ARM service unit resource to be deployed.
+     * Set the resource Id of service unit to be deployed. The service unit should be from the service topology referenced in targetServiceTopologyId.
      *
      * @param deploymentTargetId the deploymentTargetId value to set
      * @return the StepInner object itself.
@@ -127,7 +128,7 @@ public StepInner withDeploymentTargetId(String deploymentTargetId) {
     }
 
     /**
-     * Get the list of step names to be run after deploying the target.
+     * Get the list of steps to be run after deploying the target.
      *
      * @return the postDeploymentSteps value
      */
@@ -136,7 +137,7 @@ public List<PrePostStep> postDeploymentSteps() {
     }
 
     /**
-     * Set the list of step names to be run after deploying the target.
+     * Set the list of steps to be run after deploying the target.
      *
      * @param postDeploymentSteps the postDeploymentSteps value to set
      * @return the StepInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepResourceInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepResourceInner.java
index 4a41a40b09b6..4553fc1809c7 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepResourceInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepResourceInner.java
@@ -13,17 +13,17 @@
 import com.microsoft.azure.Resource;
 
 /**
- * The resource representation of a deployment step.
+ * The resource representation of a rollout step.
  */
 public class StepResourceInner extends Resource {
     /**
-     * The properties for the resource.
+     * The properties that define the step.
      */
     @JsonProperty(value = "properties", required = true)
     private StepProperties properties;
 
     /**
-     * Get the properties for the resource.
+     * Get the properties that define the step.
      *
      * @return the properties value
      */
@@ -32,7 +32,7 @@ public StepProperties properties() {
     }
 
     /**
-     * Set the properties for the resource.
+     * Set the properties that define the step.
      *
      * @param properties the properties value to set
      * @return the StepResourceInner object itself.
diff --git a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepsInner.java b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepsInner.java
index 3b2b575b891f..5ed1bc76c36f 100644
--- a/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepsInner.java
+++ b/deploymentmanager/resource-manager/v2018-09-01-preview/src/main/java/com/microsoft/azure/management/deploymentmanager/v2018-09-01-preview/implementation/StepsInner.java
@@ -72,7 +72,7 @@ interface StepsService {
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -87,7 +87,7 @@ public StepResourceInner createOrUpdate(String resourceGroupName, String stepNam
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -101,7 +101,7 @@ public ServiceFuture<StepResourceInner> createOrUpdateAsync(String resourceGroup
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -119,7 +119,7 @@ public StepResourceInner call(ServiceResponse<StepResourceInner> response) {
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
@@ -156,12 +156,12 @@ public Observable<ServiceResponse<StepResourceInner>> call(Response<ResponseBody
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
-     * @param stepInfo The resource object.
+     * @param stepInfo The step object.
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @throws CloudException thrown if the request is rejected by server
      * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
@@ -172,12 +172,12 @@ public StepResourceInner createOrUpdate(String resourceGroupName, String stepNam
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
-     * @param stepInfo The resource object.
+     * @param stepInfo The step object.
      * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @return the {@link ServiceFuture} object
@@ -187,12 +187,12 @@ public ServiceFuture<StepResourceInner> createOrUpdateAsync(String resourceGroup
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
-     * @param stepInfo The resource object.
+     * @param stepInfo The step object.
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @return the observable to the StepResourceInner object
      */
@@ -206,12 +206,12 @@ public StepResourceInner call(ServiceResponse<StepResourceInner> response) {
     }
 
     /**
-     * Creates or updates a deployment step.
+     * Creates or updates a rollout step with the given step properties.
      * Synchronously creates a new step or updates an existing step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
-     * @param stepInfo The resource object.
+     * @param stepInfo The step object.
      * @throws IllegalArgumentException thrown if parameters fail the validation
      * @return the observable to the StepResourceInner object
      */
@@ -251,7 +251,7 @@ private ServiceResponse<StepResourceInner> createOrUpdateDelegate(Response<Respo
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -265,7 +265,7 @@ public StepResourceInner getByResourceGroup(String resourceGroupName, String ste
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -278,7 +278,7 @@ public ServiceFuture<StepResourceInner> getByResourceGroupAsync(String resourceG
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -295,7 +295,7 @@ public StepResourceInner call(ServiceResponse<StepResourceInner> response) {
     }
 
     /**
-     * Gets a topology resource.
+     * Gets the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -337,7 +337,7 @@ private ServiceResponse<StepResourceInner> getByResourceGroupDelegate(Response<R
     }
 
     /**
-     * Deletes a deployment step.
+     * Deletes the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -350,7 +350,7 @@ public void delete(String resourceGroupName, String stepName) {
     }
 
     /**
-     * Deletes a deployment step.
+     * Deletes the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -363,7 +363,7 @@ public ServiceFuture<Void> deleteAsync(String resourceGroupName, String stepName
     }
 
     /**
-     * Deletes a deployment step.
+     * Deletes the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.
@@ -380,7 +380,7 @@ public Void call(ServiceResponse<Void> response) {
     }
 
     /**
-     * Deletes a deployment step.
+     * Deletes the step.
      *
      * @param resourceGroupName The name of the resource group. The name is case insensitive.
      * @param stepName The name of the deployment step.