The folks over at MSDN have been busy!  In the past few weeks, they've released 3 new on-demand webcasts covering TFS Source Control best practices and strategies.

Momentum Webcast: Best Practices for Source Code Management with Visual Studio 2005 Team Foundation Server (Level 100)

Source Control Strategies

Migrating from VSS to TFS

You might need to wait a couple of days before the recordings are available to download online.  Enjoy!