Update tutorial-scale-private-cloud.md

Author: rvandenbedem

articles/azure-vmware/tutorial-scale-private-cloud.md

@@ -3,7 +3,7 @@ title: Tutorial - Scale clusters in a private cloud
 description: In this tutorial, you use the Azure portal to scale an Azure VMware Solution private cloud.
 ms.topic: tutorial
 ms.service: azure-vmware
-ms.date: 3/21/2024
+ms.date: 6/7/2024
 ms.custom: engagement-fy23
 
 #Customer intent: As a VMware administrator, I want to learn how to scale an Azure VMware Solution private cloud in the Azure portal.
@@ -33,6 +33,8 @@ If you are planning on using the AV64 SKU, define a network for the management a
 
 1. In your Azure VMware Solution private cloud, under **Manage**, select **Clusters** > **Add a cluster**. Then select the required SKU from **Size of host** and specify the **Number of hosts** for the cluster. **Prices listed in image are for illustration only.**
 
+We do not allow the mixing of AV36, AV36P, or AV52 SKUs within the same cluster. We only allow the addition of AV64 clusters to existing private clouds that are built with the AV36, AV36P, or AV52 SKUs in certain regions. [For more information](introduction.md#azure-vmware-solution-private-cloud-extension-with-av64-node-size).
+
    :::image type="content" source="media/tutorial-scale-private-cloud/ss2-select-add-cluster.png" alt-text="Screenshot showing how to add a cluster to an Azure VMware Solution private cloud." lightbox="media/tutorial-scale-private-cloud/ss2-select-add-cluster.png" border="true":::
 
 2. The deployment of the new cluster will begin.