1. A drive through order system, comprising: a wired communications device operable to provide two-way communication between the order system and an order taker; an integrated circuit having a central processing unit and further having at least one analog input, at least one digital input, and at least one digital output; a memory coupled to said central processing unit and configured to store instructions including at least some fuzzy logic processing instructions and data for said central processing unit; a first sensor affixed to an immovable object and coupled to said at least one digital input; and an output signal, arranged to indicate a presence of a vehicle in a location sensed by said first sensor, the output signal operable to be asserted in response to processing of information from said first sensor using said fuzzy logic processing instructions.