Welcome to Windows SharePoint Services Hosting for Hosted Messaging and Collaboration 4.5.

Windows SharePoint Services 3.0, which builds on Windows Server 2003 and Windows Server 2008, provides a foundation platform for building Web-based business applications that can flex and scale easily to meet the changing and growing needs of today's businesses. Robust administrative controls for managing storage and Web infrastructure give IT departments a cost-effective way to implement and manage a high-performance collaboration environment.

With a familiar, Web-based interface and close integration with everyday tools, including the Microsoft Office system, Windows SharePoint Services is easy to use and can be deployed rapidly. With Windows SharePoint Services Hosting, individual software vendors (ISVs) and service providers can give their customers rich Web applications based on SharePoint Web parts. This section provides guidance to help you begin implementing Windows SharePoint Services Hosting in your environment.