This document provides an overview and instructions for a lab on the new and enhanced features in Windows SharePoint Services (version 3). The lab consists of 9 exercises that demonstrate features such as site creation, administration, permissions, web parts, navigation, security, notifications and integration with Outlook 2007. Completing the lab teaches about the updated user interface, improved security model, changes to alerts and RSS feeds in Windows SharePoint Services. The estimated time to complete the lab is 90 minutes using the MOSS computer.