A method and system that controls the playing of different audio or video files by an electric device in a motor vehicle that includes a plurality of different audio or video files and an audio file player software program. The electronic device is coupled to at least one external sensor that measures one of the following: the motor vehicle's current location, the time of day, and/or the weather or temperature. The software program is configured to automatically play the audio file associated with an external condition when the external condition occurs. When the motor vehicle is operating, and the occupant is listening to the electronic device, the audio or video files are automatically played based on the occurrence of the linked external condition.