diff --git a/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/examples/GetEntities.json b/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/examples/GetEntities.json
index 91a26cba5065..d233d7d30ea0 100644
--- a/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/examples/GetEntities.json
+++ b/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/examples/GetEntities.json
@@ -21,7 +21,9 @@
                             "inheritedPermissions": "view",
                             "parentDisplayNameChain": ["Tenant Root Group", "Group 1 Tenant 2 Parent"],
                             "parentNameChain": ["TenantRootGroup", "Group1Tenant2Parent"],
-                            "numberOfDescendants": 2
+                            "numberOfDescendants": 3, 
+                            "numberOfChildren": 2,
+                            "numberOfChildGroups": 1
                         }
                     },
                     {
@@ -38,8 +40,9 @@
                             "inheritedPermissions": "delete",
                             "parentDisplayNameChain": ["Tenant Root Group", "Group 4 Tenant 2 Parent"],
                             "parentNameChain": ["TenantRootGroup", "Group4 Tenant2Parent"],
-                            "numberOfDescendants": 0
-                        }
+                            "numberOfDescendants": 0, 
+                            "numberOfChildren": 0,
+                            "numberOfChildGroups": 0                        }
                     }
                 ],
                 "nextLink": null
diff --git a/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/management.json b/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/management.json
index 691c4f2d8eaf..f517d090124c 100644
--- a/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/management.json
+++ b/specification/managementgroups/resource-manager/Microsoft.Management/preview/2018-03-01-preview/management.json
@@ -955,6 +955,11 @@
             "$ref": "#/definitions/EntityInfo"
           }
         },
+        "count": {
+          "description": "Total count of records that match the filter",
+          "type": "integer",
+          "readOnly": true
+        },
         "nextLink": {
           "description": "The URL to use for getting the next set of results.",
           "type": "string",
@@ -1024,6 +1029,18 @@
           "type": "integer",
           "x-nullable": true
         },
+        "numberOfChildren": {
+          "title": "Number of Children",
+          "description": "Number of children is the number of Groups and Subscriptions that are exactly one level underneath the current Group.",
+          "type": "integer",
+          "x-nullable": true
+        },
+        "numberOfChildGroups": {
+          "title": "Number of Child Groups",
+          "description": "Number of child groups is the number of Groups that are exactly one level underneath the current Group.",
+          "type": "integer",
+          "x-nullable": true
+        },
         "parentDisplayNameChain": {
           "type": "array",
           "description": "The parent display name chain from the root group to the immediate parent",
@@ -1407,7 +1424,9 @@
       "enum": [
         "AllowedParents",
         "AllowedChildren",
-        "ParentAndFirstLevelChildren"
+        "ParentAndFirstLevelChildren",
+        "ParentOnly",
+        "ChildrenOnly"
       ],
       "x-ms-parameter-location": "method",
       "description": "The $search parameter is used in conjunction with the $filter parameter to return three different outputs depending on the parameter passed in. With $search=AllowedParents the API will return the entity info of all groups that the requested entity will be able to reparent to as determined by the user's permissions. With $search=AllowedChildren the API will return the entity info of all entities that can be added as children of the requested entity. With $search=ParentAndFirstLevelChildren the API will return the parent and  first level of children that the user has either direct access to or indirect access via one of their descendants."