Something cool has happened with logo testing. It’s simpler and easier than ever before to test your app for Windows 7 compatibility. You can now get Windows 7 logo for your application with a self test. And testing for Windows Server 2008 R2 starts with self testing. And it’s free. The Windows 7 logo should be on every real application.
Cookbook, Guide Can Assist Windows 7 Application Compatibility Tests at
http://blogs.msdn.com/usisvde/archive/2009/01/20/cookbook-guide-can-assist-in-windows-7-application-compatibility-tests.aspx describes the Windows 7 Application Compatibility Cookbook tells you what to look for and what regarding Windows 7 compatibility.
App Certification Gets Easier for Windows 7, Windows Server 2008 R2 at
http://blogs.msdn.com/usisvde/archive/2009/01/09/app-certification-gets-easier-for-windows-7-windows-server-2008-r2.aspx explains what it takes to do the Windows 7 and Windows Server 2008 R2 tests