Windows Search is a free, enterprise-class search server that enables high-performance searching of corporate data across multiple business systems and repositories, including documents, Web sites, intranet and extranet content, and external Web links. Search Server Express provides users with Web search interface similar to SharePoint Services site. Aside from interface, key difference between Windows Search and Search Server Express is Windows Search can search for items on a desktop as well as on server. Windows Search is enabled by default in Windows 7 Professional. In Windows SBS 2008, Windows Search’s included as an uninstalled option. To install Windows Search, follow these steps: Start Server Manager; In left pane, expand Roles node; Click File Services; In right pane, scroll down to Roll Services section; Click Add Role Services, and then click Next; Click to select Windows Search Service check box, and then click Next; Select storage device that you want to add to index, and then click Next; Click Install. After you install Windows Search on the Windows SBS 2008 server, you should add Public Folders on the Windows SBS 2008 server to the Libraries on your local computer.