clean up

Author: spelluru

articles/lab-services/classroom-labs/how-to-manage-lab-accounts.md

@@ -92,19 +92,6 @@ Follow instructions from the previous section that displays lab accounts in a li
 
     ![Delete lab account - confirmation](../media/how-to-manage-lab-accounts/delete-lab-account-confirmation.png)
 
-## Az.LabServices module (preview)
-Az.LabServices is a PowerShell module that simplifies the management of Azure Lab services. It provides composable functions to create, query, update and delete lab accounts, labs, VMs, and Images.
-
-Here is an example that showcases using the library to stop all the running VMs in all labs.
-
-```powershell
-Get-AzLabAccount | Get-AzLab | Get-AzLabVm -Status Running | Stop-AzLabVm
-```
-
-For more information, see the following articles:
-
-- [Tutorial](https://github.com/Azure/azure-devtestlab/blob/master/samples/ClassroomLabs/Modules/Library/HowTo.md)
-- [Az.LabServices home page on GitHub](https://github.com/Azure/azure-devtestlab/tree/master/samples/ClassroomLabs/Modules/Library) 
 
 ## Next steps
 See the following article: [How to configure lab accounts](how-to-configure-lab-accounts.md).