The Usergroup for Windows Vista and the .NET Framework 3.0 and 3.5.
This post is to capture tutorials and reference on WCF if you have any suggestions for good tutorials please get an admin to put a link in :)
.NET Framework 3.0 training kit for WF, WCF and CardSpacehttp://wf.netfx3.com/files/folders/presentations/entry8793.aspx
Here's a link to a web-site I created with colleage last year: www.NetFXGuide.com
It's a central place that contains organised links to .Net 3 resources around the net.
Quite a lot of samples on Juval's IDesign site at http://www.idesign.net/idesign/DesktopDefault.aspx?tabindex=5&tabid=11