An automobile display canopy with an anchor system for securing the canopy to the ground using the automobile itself. In one embodiment, the method uses existing control data that is transmitted as part of a connection establishment process in a wireless communication system. The second arm also has a first end pivotally attached to the vehicle, and a second end pivotally attached to the stepping member. This improves the acoustic compliance of the acoustic enclosure. The chamber is surrounded by a body with an outer surface which is preferably fitted with threads to facilitate secure but removable attachment of the port within a hole in the bone where the port is to be implanted.