You can found a simple and cool article on Microsoft SharePoint Server 2007 Architecture.
In this online course, you will learn how to create and manage Workspaces with Office Groove 2007. You will also learn how to share files and project information using the Workspace, as well as enabling effective team communication and collecting information using forms. You will learn how to manage your team workspace using the Launch bar, Alerts, and managing member access to Workspace content. Finally, you will learn the tips and tricks to get up to speed quickly with this team collaboration environment from Microsoft..