updated

Author: spelluru

articles/event-hubs/use-blob-storage-checkpoint-store-azure-stack-hub.md

@@ -21,11 +21,11 @@ If you're using Azure Blob Storage as the checkpoint store in an environment tha
 - Python - [Synchronous](https://github.com/Azure/azure-sdk-for-python/blob/master/sdk/eventhub/azure-eventhub-checkpointstoreblob/samples/event_processor_blob_storage_example_with_storage_api_version.py), [Asynchronous](https://github.com/Azure/azure-sdk-for-python/blob/master/sdk/eventhub/azure-eventhub-checkpointstoreblob-aio/samples/event_processor_blob_storage_example_with_storage_api_version.py)
 
 > [!IMPORTANT]
-> Event Hubs on Azure Stack Hub is currently in preview, and is provided without a service level agreement. For more information, see [Supplemental Terms of Use for Microsoft Azure Previews](https://azure.microsoft.com/support/legal/preview-supplemental-terms/).
+> Event Hubs on Azure Stack Hub is currently in [preview](https://azure.microsoft.com/support/legal/preview-supplemental-terms/) and is free. 
 
 If you run Event Hubs receiver that uses Blob Storage as the checkpoint store without targeting the version that Azure Stack Hub supports, you'll receive the following error message:
 
-```bash
+```
 The value for one of the HTTP headers is not in the correct format
 ```