1. A parking regulation enforcement system for monitoring a parked vehicle, the system comprising: a camera capturing a first image of the parked vehicle at a first observation time and a second image of the vehicle at a second observation time; a data processing sub-system coupled to the camera, the data processing sub-system extracting an identifier of the parked vehicle from the first image and the second image; means, within the data processing sub-system, for determining a first position of a predetermined measurement point at the first observation time and a second position of the measurement point at the second observation time, the means comprising a global positioning system; a memory within the data processing sub-system, the memory storing a first data record, the first data record comprising the identifier, the first observation time, and the first position of the measurement point; and means, within the data processing sub-system, for comparing the first data record to a second data record, the second data record including the identifier, the second observation time, and the second position of the measurement point, and for generating an output.