I have a backup copy of my contact file (in a pst file). I want to compare
it with my exchange contact file to highlight differences (i.e. missing or
added contacts).
See http://www.slipstick.com/addins/contacts.htm#dupe for duplicate checkers to do thatjob.

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Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
http://www.turtleflock.com/olconfig/index.htm
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
>I have a backup copy of my contact file (in a pst file). I want to compare
> it with my exchange contact file to highlight differences (i.e. missing or
> added contacts).