Backing up in order to reformat

Hello Group, I'm planning to reformat my hard drive and was wondering how I should go about backing up the all the file folder structure and emails. I currently manage 3 POP email accounts using TheBat!. I hope there's a smarter way than doing it the way I did it the last time, which was to

Re[2]: Mail notification.

Hello Nick, Sunday, July 23, 2000, 2:03:00 PM, you wrote: NA I will send it to you privately... and anyone else that may be NA interested in using it, or having it in their C:\Windows\Media library. NA Nick Could you please send it to me? :-) -- Best regards, Tai