Migration Tips from NT4.0 to 2000 Server

Our Co. is migrating our data files from a NT system to a newly built 2000 Server. We use applications such as Peach Tree, Goldmine, Outlook and Excell. All application Does anybody have and suggestions, tips, WATCHOUT’s or Try doing this’s for us? We are new at this and using this change over as a training tool. Just trying to get our feet WET!