I use Evolution for my email.
manually create the email accounts for the different email boxes.
Import emails from the other PC:
copy the ‘old’ /home/me/.evolution/mail/local to a CD – in fact you only need the mailbox-files, those with the foldername without extras. (like Inbox, but not Inbox-cmeta etc)
Make an emailfolder in Evolution (right-click)
Import the mailbox-file from the [...]
