You realize that policy doesn't affect any existing .pst files? What it does do is change the location that Outlook will use when it needs to create a new default .pst file for a new profile. The way to test it is to create a new profile without an Exchange account in it.

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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'm trying to set the default location for PST files to a drive letter with
> a group policy:
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>
> Thanks.