Creating Additional Outlook Profiles
In the same way that multiple users of a computer running Windows Vista or Windows XP can have individual user profiles, you can have more than one e-mail profile on your computer. Each profile can include multiple e-mail accounts, but only one Exchange Server account. Most people will have only one e-mail profile, but if you want to connect to multiple Exchange accounts—for instance, if you have e-mail accounts with two companies that you access from the same computer—you can do so only through a second e-mail profile.
E-mail profiles are stored in the Windows registry. You create additional profiles from Windows, rather than from Outlook.
If you have multiple e-mail profiles, you can instruct Outlook to log ...