http://support.diditbetter.com/Forums/Thread.aspx?pageid=1&mid=2&ItemID=2&thread=91

Not actually a Move.  If do not Have Old Add2Exchange Server – Add2Exchange Crash, no Exchange Crash

• Need to create or get the relationships list to manual use surgeon to remove old destination copies
• Backup- Old folders Install Fresh Manually remove old destination copies in IG
• Re Set up Relationships

Have Old Add2Exchange Server –No Add2Exchange Crash, Exchange Crash

• Update Add2Exchange
• Export Setup - TIP: This can be tough since some of the data may not have been restored, best to reset up relationships so they are destination copy deleted to recopy for at least 2 syncs
• USE RMM to fix old relationships
• Make sure Add2Exchange is licensed