I vaguely remember in Exchange 2003 that I could set a retention policy to just log what the results would be. It was extremely helpful and I don't see this option in Exchange 2010 SP1. I basically want to know how much storage I would gain by putting a 3 year retention policy on a particular users email account.
I don't want to delete any data until I know how much storage I'll gain (or how much whitespace I'll gain)
Restore full virtual machine or individual guest files from 19 common file systems directly from the backup file. Schedule VM backups with PowerShell scripts. Set desired time, lean back and let the script to notify you via email upon completion.