For information on ways to share Contacts or Calendar items with Outlook,
take a look here:
http://www.slipstick.com/outlook/share.htm

Signature
Russ Valentine
[MVP-Outlook]
> I'd like to share the Outlook Contacts file between two
> Users on one XP Home machine without Exchange. Both
> wouldn't be using it at the same time, so I'm hoping
> there isn't an Exchange issue. Help please.
> GM