What is a SharePoint site?
A SharePoint site is a Web site that provides a central storage and collaboration space for documents, information, and ideas. A SharePoint site is a tool for collaboration, just like a telephone is a tool for communication, or a meeting is a tool for decision making. A SharePoint site helps groups of people (whether work teams or social groups) share information and work together. For example, a SharePoint site can help you:
SharePoint sites are dynamic and interactive -- members of the site can contribute their own ideas and content as well as comment on or contribute to other people's.
Try it out!