124satellites controlled by the U.S. Government that are subject tochanges implemented in accordance with the Department ofDefense policy and the 2008 Federal Radio navigation Plan (FRP).Changes may affect the performance of location-basedtechnology on your mobile device.Certain Samsung mobile devices can also use an Assisted GlobalPositioning System (AGPS), which obtains information from thecellular network to improve GPS performance. AGPS uses yourwireless service provider's network and therefore airtime, datacharges, and/or additional charges may apply in accordance withyour service plan. Contact your wireless service provider fordetails.Your LocationLocation-based information includes information that can beused to determine the approximate location of a mobile device.Mobile devices which are connected to a wireless networktransmit location-based information. Additionally, if you useapplications that require location-based information (e.g. drivingdirections), such applications transmit location-basedinformation. The location-based information may be shared withthird-parties, including your wireless service provider,applications providers, Samsung, and other third-partiesproviding services.Use of AGPS in Emergency CallsWhen you make an emergency call, the cellular network mayactivate AGPS technology in your mobile device to tell theemergency responders your approximate location.AGPS has limitations and might not work in your area. Therefore:• Always tell the emergency responder your location to the best of yourability; and• Remain on the mobile device for as long as the emergency responderinstructs you.NavigationMaps, directions, and other navigation-data, including datarelating to your current location, may contain inaccurate orincomplete data, and circumstances can and do change overtime. In some areas, complete information may not be available.Therefore, you should always visually confirm that thenavigational instructions are consistent with what you see beforefollowing them. All users should pay attention to road conditions,closures, traffic, and all other factors that may impact safe drivingor walking. Always obey posted road signs.Emergency CallsThis mobile device, like any wireless mobile device, operatesusing radio signals, wireless and landline networks, as well as