Vehicle back-up alarm system

A vehicle back-up alarm system (100) includes a sensor (106) capable of determining when a vehicle (102) is at least one of in a reverse gear and moving backwards. The vehicle back-up alarm system (100) also includes a transmitter module (110) capable of transmitting a warning signal (112) in response to the sensor (106) determining that the vehicle (102) is at least one of in the reverse gear and moving backwards.