Microsoft Surface tables are often used for events or in an office, for purposes of presentation. The lamp has a life quite limited and a concern for energy saving, it's best to establish an automatic start and stop so you do not be concerned with turning off the table before leaving weekend.
The property Microsoft.Surface.ApplicationLauncher.Orientation lets you know the orientation of the application. The event Microsoft.Surface.ApplicationLauncher.OrientationChanged from the SDK is triggered when the user changes its direction by touching one of the access button.
Microsoft Surface applications can recognize special tags besides fingers and objects. These tags are similar to bar codes in concept and can store a particular value which can be retrieved by Surface’s vision system.
Many applications for Microsoft Surface and all types of uses appear, here are some videos.