diff --git a/windows/deployment/windows-10-poc-sc-config-mgr.md b/windows/deployment/windows-10-poc-sc-config-mgr.md
index 7cd077d90a..0854ab026c 100644
--- a/windows/deployment/windows-10-poc-sc-config-mgr.md
+++ b/windows/deployment/windows-10-poc-sc-config-mgr.md
@@ -205,6 +205,10 @@ Topics and procedures in this guide are summarized in the following table. An es
 
 ## Download MDOP and install DaRT
 
+>[!IMPORTANT]
+>This step requires an MSDN subscription or volume licence agreement. For more information, see [Ready for Windows 10: MDOP 2015 and more tools are now available](https://blogs.technet.microsoft.com/windowsitpro/2015/08/17/ready-for-windows-10-mdop-2015-and-more-tools-are-now-available/).
+>If your organization qualifies and does not already have an MSDN subscription, you can obtain a [free MSDN subscription with BizSpark](https://blogs.msdn.microsoft.com/zainnab/2011/03/14/bizspark-free-msdn-subscription-for-start-up-companies/).
+
 1. Download the [Microsoft Desktop Optimization Pack 2015](https://msdn.microsoft.com/en-us/subscriptions/downloads/#ProductFamilyId=597) to the Hyper-V host using an MSDN subscription. Download the .ISO file (mu_microsoft_desktop_optimization_pack_2015_x86_x64_dvd_5975282.iso, 2.79 GB) to the C:\VHD directory on the Hyper-V host.
 
 2. Type the following command at an elevated Windows PowerShell prompt on the Hyper-V host to mount the MDOP file on SRV1: