correct region info

Author: PatrickFarley

articles/ai-services/content-safety/concepts/custom-categories.md

@@ -64,8 +64,7 @@ See the following table for the input limitations of the service.
 
 ### Region availability
 
-To use this API, you must create your Azure AI Content Safety resource in one of the supported regions:
-- East US
+To use this API, you must create your Azure AI Content Safety resource in one of the supported regions. See [Region availability](../overview.md#region-availability).
 
 
 ## Next steps

articles/ai-services/content-safety/how-to/custom-categories.md

@@ -26,7 +26,7 @@ The custom category API lets you create your own content categories for your use
 ## Prerequisites
 
 * An Azure subscription - [Create one for free](https://azure.microsoft.com/free/cognitive-services/)
-* Once you have your Azure subscription, <a href="https://aka.ms/acs-create"  title="Create a Content Safety resource"  target="_blank">create a Content Safety resource</a> in the Azure portal to get your key and endpoint. Enter a unique name for your resource, select your subscription, and select a resource group, supported region (East US), and supported pricing tier. Then select **Create**.
+* Once you have your Azure subscription, <a href="https://aka.ms/acs-create"  title="Create a Content Safety resource"  target="_blank">create a Content Safety resource</a> in the Azure portal to get your key and endpoint. Enter a unique name for your resource, select your subscription, and select a resource group, [supported region](../overview.md#region-availability), and supported pricing tier. Then select **Create**.
    * The resource takes a few minutes to deploy. After it finishes, Select **go to resource**. In the left pane, under **Resource Management**, select **Subscription Key and Endpoint**. Copy the endpoint and either of the key values to a temporary location for later use.
 * Also [create an Azure blob storage container](https://ms.portal.azure.com/#create/Microsoft.StorageAccount-ARM) where you'll keep your training annotation file.
 * One of the following installed:

articles/ai-services/content-safety/quickstart-groundedness.md

@@ -18,7 +18,7 @@ Follow this guide to use Azure AI Content Safety Groundedness detection to check
 ## Prerequisites
 
 * An Azure subscription - [Create one for free](https://azure.microsoft.com/free/cognitive-services/) 
-* Once you have your Azure subscription, <a href="https://aka.ms/acs-create"  title="Create a Content Safety resource"  target="_blank">create a Content Safety resource </a> in the Azure portal to get your key and endpoint. Enter a unique name for your resource, select your subscription, and select a resource group, supported region (East US, East US2, West US, Sweden Central), and supported pricing tier. Then select **Create**.
+* Once you have your Azure subscription, <a href="https://aka.ms/acs-create"  title="Create a Content Safety resource"  target="_blank">create a Content Safety resource </a> in the Azure portal to get your key and endpoint. Enter a unique name for your resource, select your subscription, and select a resource group, [supported region](./overview.md#region-availability), and supported pricing tier. Then select **Create**.
 * The resource takes a few minutes to deploy. After it does, go to the new resource. In the left pane, under **Resource Management**, select **API Keys and Endpoints**. Copy one of the subscription key values and endpoint to a temporary location for later use.
 * (Optional) If you want to use the _reasoning_ feature, create an Azure OpenAI Service resource with a GPT model deployed.
 * [cURL](https://curl.haxx.se/) or [Python](https://www.python.org/downloads/) installed.