In terms of complexity, Outlook's address-book structure falls somewhere between baseball's infield-fly rule and the U.S. tax code. What looks simple on the surface quickly becomes baffling, thanks to the many locations in which Outlook can store e-mail addresses and other contact information, and two completely different interfaces for viewing and editing that information. More bad news: If you mastered this stuff in Outlook 2000, you'll have to start over again, because several key Address Book details have changed.
Where are your e-mail addresses stored? Depending on your configuration, Outlook might use any of the locations listed in Table 28.1.