This type of synchronization is not built into Outlook. See http://www.slipstick.com/outlook/sync.htm#exssync for possible solutions.

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Sue Mosher, Outlook MVP
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Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
> How can I ensure that an entry in a public calendar automatically updates my
> personal one. Don't need it to work the other way.