Do I use IMAP?
This guide will help you find out if you are using IMAP.
Outlook 2002
1. Open Outlook and click on "Tools"
2. Click on "E-mail Accounts..."
3. Choose "View or change e-mail accounts" and click on "Next >"
4. What does it says in: "Type"
If it says IMAP you're using it, otherwise not.