The PostOffice is in a directory called WGPO. To move it:
Move it (and all the subdirectories) to a new location which is shared with
“Full Control”. Double click ServerPath and change it to the new WGPO location.
If you have WFWG or W95 users, change the ServerPath= in their MSMAIL.INI.
Value: Change to
new WGPO location
To start over(delete it): Delete the WGPO directory and delete the Microsoft
Mail Sub Key.