diff --git a/specification/cdn/resource-manager/Microsoft.Cdn/stable/2017-10-12/cdn.json b/specification/cdn/resource-manager/Microsoft.Cdn/stable/2017-10-12/cdn.json
index 79ba38c81747..a84b7d174090 100644
--- a/specification/cdn/resource-manager/Microsoft.Cdn/stable/2017-10-12/cdn.json
+++ b/specification/cdn/resource-manager/Microsoft.Cdn/stable/2017-10-12/cdn.json
@@ -3,7 +3,7 @@
   "info": {
     "version": "2017-10-12",
     "title": "CdnManagementClient",
-    "description": "Use these APIs to manage Azure CDN resources through the Azure Resource Manager. You must make sure that requests made to these resources are secure."
+    "description": "These are the best APIS! Use these APIs to manage Azure CDN resources through the Azure Resource Manager. You must make sure that requests made to these resources are secure."
   },
   "host": "management.azure.com",
   "schemes": [
diff --git a/specification/cdn/resource-manager/readme.md b/specification/cdn/resource-manager/readme.md
index 137ee3956bcb..ea6ef2ac1121 100644
--- a/specification/cdn/resource-manager/readme.md
+++ b/specification/cdn/resource-manager/readme.md
@@ -1,13 +1,13 @@
 # Cdn
-    
+
 > see https://aka.ms/autorest
 
 This is the AutoRest configuration file for Cdn.
 
+---
 
+## Getting Started
 
----
-## Getting Started 
 To build the SDK for Cdn, simply [Install AutoRest](https://aka.ms/autorest/install) and in this folder, run:
 
 > `autorest`
@@ -15,13 +15,13 @@ To build the SDK for Cdn, simply [Install AutoRest](https://aka.ms/autorest/inst
 To see additional help and options, run:
 
 > `autorest --help`
+
 ---
 
 ## Configuration
 
+### Basic Information
 
-
-### Basic Information 
 These are the global settings for the Cdn API.
 
 ``` yaml
@@ -46,7 +46,7 @@ These settings apply only when `--tag=package-2017-04` is specified on the comma
 input-file:
 - Microsoft.Cdn/stable/2017-04-02/cdn.json
 ```
- 
+
 ### Tag: package-2016-10
 
 These settings apply only when `--tag=package-2016-10` is specified on the command line.
@@ -55,7 +55,7 @@ These settings apply only when `--tag=package-2016-10` is specified on the comma
 input-file:
 - Microsoft.Cdn/stable/2016-10-02/cdn.json
 ```
- 
+
 ### Tag: package-2016-04
 
 These settings apply only when `--tag=package-2016-04` is specified on the command line.
@@ -64,7 +64,7 @@ These settings apply only when `--tag=package-2016-04` is specified on the comma
 input-file:
 - Microsoft.Cdn/stable/2016-04-02/cdn.json
 ```
- 
+
 ### Tag: package-2015-06
 
 These settings apply only when `--tag=package-2015-06` is specified on the command line.
@@ -74,10 +74,9 @@ input-file:
 - Microsoft.Cdn/stable/2015-06-01/cdn.json
 ```
 
-
 ---
-# Code Generation
 
+# Code Generation
 
 ## Swagger to SDK
 
@@ -97,8 +96,7 @@ swagger-to-sdk:
       - bundle install && rake arm:regen_all_profiles['azure_mgmt_cdn']
 ```
 
-
-## C# 
+## C#
 
 See configuration in [readme.csharp.md](./readme.csharp.md)
 
@@ -121,3 +119,13 @@ See configuration in [readme.node.md](./readme.node.md)
 ## Ruby
 
 See configuration in [readme.ruby.md](./readme.ruby.md)
+
+## Suppression
+
+``` yaml
+directive:
+  - suppress: OBJECT_ADDITIONAL_PROPERTIES
+    from: cdn.json
+    where: $.definitions.Profile
+    reason: test
+```