A system for commanding a movable barrier operator , the system comprising: a network-enabled electronic host device located in a vehicle and configured to run a movable barrier controller application and to generate and send, using the movable barrier controller application, a control signal to a movable barrier operator ; and an auxiliary device configured for mounting in the vehicle, the auxiliary device comprising: a short-range radio frequency communication interface configured to communicate with the network-enabled electronic host device running the movable barrier controller application; a user input device configured to receive a user input and, in response to receiving the user input, cause the communication interface to send a status change request to the network-enabled electronic host device ; and a short-range transmitter adapted to send a radio frequency 'RF' signal to the movable barrier operator ; wherein the status change request is configured to cause the movable barrier controller application to generate the control signal that will cause the moveable barrier operator to move a moveable barrier and cause the network-enabled electronic host device to send the control signal to the movable barrier operator over a network ; characterized in that the auxiliary device comprises a switch for enabling and disabling at least one of the short-range transmitter and the short-range radio frequency communication interface and in that the auxiliary device is adapted based on the switch to selectively send, upon actuation of the user input device , one or both of: the status change request to the network-enabled electronic host device and a radio frequency RF signal directly to the movable barrier operator . a network-enabled electronic host device located in a vehicle and configured to run a movable barrier controller application and to generate and send, using the movable barrier controller application, a control signal to a movable barrier operator ; and an auxiliary device configured for mounting in the vehicle, the auxiliary device comprising: a short-range radio frequency communication interface configured to communicate with the network-enabled electronic host device running the movable barrier controller application; a user input device configured to receive a user input and, in response to receiving the user input, cause the communication interface to send a status change request to the network-enabled electronic host device ; and a short-range transmitter adapted to send a radio frequency 'RF' signal to the movable barrier operator ; a short-range radio frequency communication interface configured to communicate with the network-enabled electronic host device running the movable barrier controller application; a user input device configured to receive a user input and, in response to receiving the user input, cause the communication interface to send a status change request to the network-enabled electronic host device ; and a short-range transmitter adapted to send a radio frequency 'RF' signal to the movable barrier operator ; wherein the status change request is configured to cause the movable barrier controller application to generate the control signal that will cause the moveable barrier operator to move a moveable barrier and cause the network-enabled electronic host device to send the control signal to the movable barrier operator over a network ; characterized in that the auxiliary device comprises a switch for enabling and disabling at least one of the short-range transmitter and the short-range radio frequency communication interface and in that the auxiliary device is adapted based on the switch to selectively send, upon actuation of the user input device , one or both of: the status change request to the network-enabled electronic host device and a radio frequency RF signal directly to the movable barrier operator . <EOS>