This figure shows the Activity Stream Options dialog and the Options link one uses to open it. The dialog has three tabs: People, Portals, and Settings. The Settings tab is forward. It is divided into three sections: People, Portals, and Service Categories. The People section provides a menu for selecting whose activities you want to see. The Portals section provides a menu for specifying whether to see activities from portals. The Service Categories section provides check boxes for selecting the categories from which to display activities.