http://blogs.technet.com/b/uspartner_ts2team/archive/2010/02/20/licensing-virtual-desktops.aspxQ: (from Josh) Here are the questions my customer has: Does an existing WinXP VLK work with View? Is there an upgrade/purchase option for Win7 that works with View that does not require a subscription? Same questions for an Office 2k3 VLK and upgradeen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)