Reimaging Rights: a useful article on Microsoft’s Volume Licensing Blog covering the top questions on this.

In summary:

• Do you need SA (no)
• Can you use downgrade and down-edition rights (yes)
• How do Open customers get media and keys (purchase 1 licence) and
• Can you reimage using OEM/Retail media and keys (no)

The full post is here: http://bit.ly/1gLxDNZ