VS 2010 and .NET Framework 4.0 Beta 1 now available for public download

http://blogs.msdn.com/kavitak/archive/2009/05/20/vs-2010-and-net-framework-4-0-beta-1-now-available-for-public-download.aspx

WCF and WF .NET Framework 4.0 Beta1 Training Kit

http://blogs.msdn.com/kavitak/archive/2009/05/19/wcf-and-wf-net-framework-4-0-beta1-training-kit.aspx

WF 4 Migration Guidance now live on MSDN

http://blogs.msdn.com/kavitak/archive/2009/06/05/wf-4-migration-guidance-now-live-on-msdn.aspx

NetFx 4 Beta 1 Resources

http://blogs.msdn.com/drnick/archive/2009/05/21/netfx-4-beta-1-resources.aspx

WCF resources on channel 9

http://channel9.msdn.com/tags/WCF/

Visual Studio 2010 and .NET Framework 4 Beta 1 Walkthroughs

http://msdn.microsoft.com/en-us/vstudio/dd441784.aspx

http://msdn.microsoft.com/en-us/vstudio/dd582936.aspx