Get Location
http://timheuer.com/blog/archive/2010/03/22/geo-location-services-in-windows-phone-7-developer-emulator.aspx
Direction or Vibration
http://www.codeproject.com/Articles/71084/Using-the-GPS-Accelerometer-Vibration-Controller.aspx
http://blog.enterprisemobile.com/2008/07/using-htc-diamonds-sensor-sdk-from-managed-code/
Page transaction:
http://slickthought.net/post/2010/05/20/Windows-Phone-7-April-CTP-and-TransitioningContentControl.aspx
Sample Data:
UDCC : [ UL 42.025187,-93.651941 , UR 42.025201,-93.651141 ,
DL 42.024764,-93.651935 , DR 42.02476,-93.651152 ]
My Location: 42.025046,-93.650981
Will display building name only if the distance from My Location to that building <= 10 feet ( around 3m)
