Jim Allchin has a good post on Offline Files (or as we call it Offline Folders) in Vista on the Windows Vista Team Blog.
Read it : windowsvistablog.com
You can also find a good series of post on the Filing Cabinet Blog :
- Moving the Offline Files Cache in Windows Vista
- TechEd video available for our session on Backup and Offline Files Features in Windows Vista
- Offline Files in Windows Vista
- Using DFS Namespaces and Offline Files