Disclosed are methods, circuits, systems and associated computer executable code for detecting the presence of a mobile computing device in a specific area. Included are means for receiving a message from the mobile device including a coarse location indicator, determining that the received coarse location indicator is in proximity with one or more local (e.g. retailer) stations, and causing at least one of the one or more local stations to transmit a mobile device specific poling signal to the device.
