The Event Management Calendar is a Web Application used by officials, residents and staff in several U.S. Counties. It is a multi-user calendar system that displays and tracks events in a county. Easy to setup and use, it provides advanced features and flexibility to serve the purposes of a wide base of users. It can be used to modify and participate in events hosted by a county and it can cross over into the commercial space as well. See it for yourself:
www.arlingtonva.us/calendar/default.aspx