I came across a whitepaper from Quest describing the best practices for migrating to and managing Exchange 2010. The document covers the following topics:
- Exchange Server 2010: what’s new
- Best practices: planning and preparing for your migration
- Planning and preparing your migration with Quest tools
- Migrating to Exchange 2010 with native tools
- Migrating to Exchange 2010 with Quest tools
- Best practices for managing Exchange Server 2010
Download it from here