No, BCM is strictly a standalone application and technically is not
supported with Exchange except for SBS 2003 (but there are ways around
that).
Since BCM is not designed to be a customizable application, the material in
my book, which deals with programming, doesn't apply.
More BCM answers at http://www.slipstick.com/bcm/bcmfaq.aspx

Signature
Sue Mosher, Outlook MVP
Author of
Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
> Sue,
> My shop uses Exchange 2000 Professional server, and we'll
> have completed moving our 500 users to an AD environment
> very soon. Will BCM function correctly as an enhanced,
> shareable 'Contacts' application? Does the book contain
> pertinent information for topics such as this?