Based on what I've seen in the MSDN forums, people are having different problems migrating their code from Visual Source Safe to the new Team Foundation Version Control system, if you are one of them, these tools that Korby Parnell mentions may come handy. If they do, let everybody know at TeamsystemRocks.com!
Find out what the Team Foundation web service applications are doing (if you have access to the TFSActivityLogging database) - From jefflu's WebLog.
Creating new Test Projects in the July CTP of VSTS requires this workaround.
ScottGu is looking for help testing the new Web Project Migration Wizard in VS 2005.
Get source code, not a disassembly window... Matt Pietrek talks about Source Server, a new debugging feature in VS2005.
Chris Rathjen just posted a Team Foundation Version Control alternative to Sharing - No SourceSafe-style Sharing in VSTS- what do I do instead?.