Abstract: A vehicular advertising system and method for generating an income stream from advertising including a display device mounted on a vehicle. The vehicle owner or lessee will receive an incentive from an advertiser or seller to mount the display device to the vehicle in the form of a payment for a specified period of time. The incentive may be a contribution to the vehicle down payment, periodic vehicle payment or periodic insurance payment made by the advertiser. The display device may be mounted on the rear of a vehicle including an illuminating device wired to the electrical system of the vehicle. The display device may be used in connection with a telephone number or Internet web location to provide a viewer with additional information provided by the advertiser.