Your public Web site:
SharePoint is a powerful Web site content management system that can be customized and branded to look and feel like any other public Web site. The close integration with Microsoft Office applications makes content management a real plus for using SharePoint as your Web site.
Your document management system:
SharePoint provides a comprehensive set of document management features such as versioning control, records management, auditing, managed metadata, workflow and much more.
Your business collaboration center:
SharePoint provides all the tools needed to establish collaboration sites for internal project teams, and resource sharing with business partners and clients.
Your business automation center:
SharePoint is a great platform for integrating various business systems and procedures. Close integration with Microsoft InfoPath forms provides a powerful application development system without the need to develop expensive code. Connect to your existing Line of Business applications (like accounting and project management) to expose summary information and business data in SharePoint dashboards.