OutlookFolders for MS Outlook allows multi-user access to all data in Outlook.. Share contacts, emails, tasks, calendar, journals and document in in MS Outlook without installing dedicated server such as the MS Exchange, or 'Small Business Server'.
To get a good overview of your co-worker contacts in one global address list integrated with Outlook is a challange. TeamContacts is an easy to install Outlook add-on, which solves that problem effectively and flexibly.