1. A method of advertising, the method comprising: monitoring transmission data of one or more cellular towers located along a freeway; recording an identification and a time and date stamp for one or more cellular devices that establish communication via the one or more cellular towers as the at least one cellular device travels within a user vehicle along the freeway; determining one or more types of media files that are supported by the cellular device; monitoring the movement of the one or more cellular devices along the freeway; and transmitting one or more advertisements to the at least one cellular device when the cellular device is within a predetermined range of a freeway exit, the one or more advertisement transmitted in a format of the one or more types of media files supported by the cellular device.