SharePointT Team Services from Microsoft is a team website solution that is designed to significantly improve the way your team manages information and activities. Now you can easily create a website that serves as the central repository of all project information-documents, contacts, tasks, discussions, and much more.
Microsoft SharePoint Portal Server more information Microsoft Windows SharePoint Services more information
Microsoft® SharePoint® allows you to run an Intranet over the Internet at a fraction of the cost of a LAN or VPN but provides security for your documents and restricts who views your sensitive information
Microsoft Windows SharePoint is an integrated portfolio of collaboration and communication services designed to connect people, information, processes, and systems. A web interface allows members of the group to access files, images, and other shared resources in the portfolio.