An elevator system (101, 200) comprising an elevator having an elevator landing (125, 220) and an elevator controller (115, 230), the controller (115, 230) capable of communicating over a network with a device, and the device may be located within an area positionally associated with the landing (125, 220), wherein the controller (115, 230) is configured to: receive from the device, a request for elevator service at the landing (125, 220) upon a user making a remote elevator call, effect monitoring the device relative to the area to determine whether the user is within the area, wherein monitoring the device comprises the controller (115, 230) receiving from the device Global Positioning System data to track the user, effect a first response upon determining that the device is inside the area, wherein the first response comprises the controller (115, 230) effecting a first elevator assignment for the elevator to service the request, otherwise effect a second response, wherein the second response comprises the controller (115, 230) discarding the request, characterized in that: after assigning the elevator to service the request, the controller (115, 230) is configured to continue to effect monitoring the device relative to the area, to effect from the GPS data a dead reckoning of the device to determine whether the device is leaving the area, and to effect a third response upon determining that the device is leaving the area. an elevator having an elevator landing (125, 220) and an elevator controller (115, 230), the controller (115, 230) capable of communicating over a network with a device, and the device may be located within an area positionally associated with the landing (125, 220), wherein the controller (115, 230) is configured to: receive from the device, a request for elevator service at the landing (125, 220) upon a user making a remote elevator call, effect monitoring the device relative to the area to determine whether the user is within the area, wherein monitoring the device comprises the controller (115, 230) receiving from the device Global Positioning System data to track the user, effect a first response upon determining that the device is inside the area, wherein the first response comprises the controller (115, 230) effecting a first elevator assignment for the elevator to service the request, otherwise effect a second response, wherein the second response comprises the controller (115, 230) discarding the request, receive from the device, a request for elevator service at the landing (125, 220) upon a user making a remote elevator call, effect monitoring the device relative to the area to determine whether the user is within the area, wherein monitoring the device comprises the controller (115, 230) receiving from the device Global Positioning System data to track the user, effect a first response upon determining that the device is inside the area, wherein the first response comprises the controller (115, 230) effecting a first elevator assignment for the elevator to service the request, otherwise effect a second response, wherein the second response comprises the controller (115, 230) discarding the request, characterized in that: after assigning the elevator to service the request, the controller (115, 230) is configured to continue to effect monitoring the device relative to the area, to effect from the GPS data a dead reckoning of the device to determine whether the device is leaving the area, and to effect a third response upon determining that the device is leaving the area.