You need to change the MessageClass on the existing items to point to your
newly published form's class. See
http://www.outlookcode.com/d/newdefaultform.htm#convert for several tools
and scripts to accomplish this.

Signature
Sue Mosher, Outlook MVP
Author of
Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
> After entering client contact information with the default fields, my boss
> decided to he needed a salutation field. I found how to edit form design,
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>
> Thanks,