This document provides a technical overview of Microsoft SharePoint Server 2007. It discusses the six pillars or capabilities of SharePoint including platform, collaboration, portal, search, content management, and business process. It describes the SharePoint infrastructure including web servers, SQL servers, and IIS. It explains the SharePoint architecture with tiers for the user interface, web apps, and database. It also covers the SharePoint object model and provides an example of using the object model in code. Finally, it discusses how to start with SharePoint including relevant application domains, skills, and roles.