Vista Off 2007 and Off 2003

[Jim Texas]

Vista came on my new machine, and I bought Office 2007. I want to go back to
using 2003, and have the disks. How do I do it?

 

[Bob I]

Uninstall 2007, Install 2003.

 

[DL]

Uninstall one, reboot, reinstall the other?
Assuming 2003 is retail