37 Upgrading, namely, installation of upgraded parts for remote and radio controlled vehicles, namely, drones, multicopters, helicopters with four rotors, hexacopters, airplanes, helicopters, cars and boats, and parts and accessories therefor; customizing remote and radio controlled vehicles, namely, drones, multicopters, helicopters with four rotors, hexacopters, airplanes, helicopters, cars and boats, remote aerial vehicles, and parts and accessories therefor; repair of remote and radio controlled vehicles, namely, drones, multicopters, helicopters with four rotors, hexacopters, airplanes, helicopters, cars and boats, and parts and accessories therefor