A drive unit for driving a fuel pump for a small-sized vehicle, which is capable of reducing the current consumption of the fuel pump. For example, the method, apparatus and article generates a pseudo-random playing card sequence and prints playing cards in order of the pseudo-random playing card sequence. The automated business system can retrieve the selection from the interior of the automated business system and dispense the selection through a port to the user. If the horse is to be treated shod, a shoe is applied and nails are driven through the hoof wall and the plate apertures and clinched against the plate. Further, a plurality of LEDs are arranged along the longer direction of the recessed portion, a dimming pattern is provided at a location corresponding to each of a plurality of LED of the light emitting surface of the light guide plate, and the shape or the size of the dimming pattern is varied with a location on the light emitting surface of the light guide plate. Here, an Ag alloy obtained in such a manner that one or more base metal elements of Sn, In, Cu, Ni, Fe, Co, W, Mo, Zn, Cd, Te, and Bi are added to Ag by 0.