US Patent 9396598 Remote guest access to a secured premises

Application software for a mobile utilizes a functionality of the mobile device to determine a location and determine whether the location is within a predetermined area surrounding an access control device that controls access to the secured premises. In response to determining that the mobile device is located within the predetermined area, the application software can display identification information for owners or tenants of the secured premises. Upon receipt of a selection received from a user input of the mobile device, the mobile device can communicate with a device of the owner over any suitable communication network in order to be granted access to the secured premises by operation of the access control device.