With the increase of data, the data is running out of space and low disk partition problem always comes up, then maybe your server runs slowly to affect the office efficiency. In business, due to many features of SBS, many companies handle official business in Windows SBS 2011. Why need to resize Windows SBS 2011 partition? No matter in which version, SBS 2011 provides users convenience for work. Another version is Windows SBS 2011 standard which is designed with up to 75 users and it is affordable for small businesses and it owns high performance. For small enterprises, as a perfect primary server, Windows Server Essentials can be used a multi-server environment. Windows SBS 2011 contains two versions, one is SBS 2011 Essentials which is designed for small businesses for up to 50 devices and 25 users and it is flexible and easy to use. Besides, it has some core functions to meet company needs, such as protecting information security, advanced email and calendar functions, database and business support, file and printer sharing, remote access. Windows SBS 2011 is an effective server technology with a suitable design and price for the small and medium enterprises and a set of economical all-in-one server solution, and it can help improve enterprise operational efficiency.