Microsoft have out out a page with all Microsoft Migration resources within a click’s reach here – http://technet.microsoft.com/en-us/sbs/gg981878
The page covers:
Migrate to Windows Small Business Server 2011 Standard
- from Windows SBS 2003
- from Windows SBS 2008
- from Windows SBS 2011 Standard to new hardware
Migrate to Windows Small Business Server 2011 Essentials
- from Windows SBS 2003
- from Windows SBS 2011 Essentials to new hardware
Migrate Exchange Server mailboxes and mailbox data to the Cloud
- Migrate All Mailboxes to the Cloud with a Simple Exchange Migration
- Migrate a Subset of Mailboxes to the Cloud with a Staged Exchange Migration
Move Microsoft SharePoint Foundation 2010 databases to Windows Small Business Server 2011 Premium Add-on
Migrate to Windows Small Business Server 2008
- from Windows SBS 2008 to new hardware
It also includes links to the Best Practices Analyzers and to the Forums and to the Windows SBS Blog.