Plaxo keeps your Outlook address book up-to-date. You choose which people you want to get updated contact information from. Their replies are automatically inserted into your address book. eWeek http://www.eweek.com/article2/0,4149,1234228,00.asp
Update MS Outlook Contacts Automatically without manual typing,and in 3 steps.This Outlook plugin can Extract emails from Internet Explorer(IE) pages & Outlook Messages,Handle bounced emails,Check Duplicate Contacts,Import Mass emails,Backup Contacts