When switching between TFS servers (i.e. different servers not TFS projects) there can be data that is cached between projects on the 2 servers leading to some confusion in the Team Explorer UI that makes is appear you have not really changes servers...

If you are attending the Microsoft technical readiness (TechReady) conference this week in Seattle please drop by one of my sessions below.  I’ll be speaking with Mario Rodriguez, from the Visual Studio team, about source code branch requirements...