Outlook Sync

At least with the contacts you have stored at online locations like salesforce.com or jigsaw.com, you dont have to worry about syncing those databases on two different computers. But what if you want to sync outlook on two different machines?  Enter Sync2 for Microsoft Outlook.  It allows you to synchronize Outlook on multiple PC's without a server. Essentially, you can clone your .PST.  There's actually lots of widgets on that website. 

Here's a competitor at Syncing.net.   And another one called OutlookSync with an decent website too.  If what you want is Outlook Sync, one of these 3 will do.