Imagine that you inhabit another planet and your labor, is the maintenance of order on this planet, the elimination of all kinds of wrongdoing by other residents. In short, you - it is a local patrol. You perform your job on the car, which greatly facilitates your life, but still there are various obstacles that must be overcome. In order not to break into a car, you need to jump over pits and fragments of rock that will fall on your way. So forward patrol!