Although I use my companies exchange server to sync my contacts, mail, calendars, and task; I have seen that many pople did not have this advantage. That being said, I did a little research and have foind this company that may can help for those that use Outlook without an exchange server.

Contact Management Software, Outlook Sync, Free Yahoo Gmail Email Sync

Management Software, Outlook Sync, Free Yahoo Gmail Email Sync[/url]
I do not work for this company, nor have I used them, but thought that some might find the information helpful!