AccordingtothepatentapplicationpublishedbytheUSPatentOfficeAmazonplanstousetheGlobalPositioningSystemorGPSnotonlyfordeliveriestohomesaroundthecountrybutdirectlytopurchaserswherevertheymaybeFocusingonthelocationofthecustomersmobiledeviceusuallyasmartphonethedronewillbeabletoavoidbothlivingthingsandinanimateobstaclesidentifyareassafeforlandinganddeliverthepackagewithin30minutesForsecurityreasonstheFederalAviationAdministrationrequiresthedronesinthisexperimentaltestperiodtoremainwithinsightoftheiro