How to create a new e-mail profile in Outlook 2002 (XP) and 2003:
Click Start, and then click Control Panel.
Click Switch to Classic View, and then double-click Mail.
In the Mail Setup dialog box, click Show Profiles.
On the General tab, click Prompt for a profile to be used, and then click Add.
In the Profile Name box, type a descriptive name for the new e-mail profile, and then click OK.
In the E-mail Accounts dialog box, click Add a new e-mail account, and then click Next.
Follow the steps for Outlook setup from article A-3 in our Answer Center. Pick up from where it refers to "Add a new e-mail account".
NOTE: in the previous step, while in the "Advanced" tab, do the following: click "Offline Folder File Settings", and for "File", change the default (typically "outlook.ost") to a new name, such as "outlook jan10.ost" (use today's date). Click OK, and a prompt will ask you "Would you like to create it?", click YES.
How to configure Outlook to start with a specific e-mail profile:
Click Start, and then click Control Panel.
Click Switch to Classic View, and then double-click Mail.
On the General tab, click Always use this profile under When starting Microsoft Office Outlook, use this profile.
In the Always use this profile list, click the profile
that you want to use, and then click OK.
Click Start, and then click Control Panel.
Click Switch to Classic View, and then double-click Mail.
In the Mail Setup dialog box, click Show Profiles.
On the General tab, click Prompt for a profile to be used under When starting Microsoft Office Outlook, use this profile.
Click OK.