The present invention relates to a system for retrieving a printable media template from an identifier that is associated with printable media. The first computer has a biometric identification program and communicates over the network with a second computer that is at a network node other than a node of the first computer. Multiple stacking methods may be used with mobile conveyor modules either separately, or at the same time, advance and retreat stacking, the stacking of a berm, or the filling in or a corridor, may be accomplished on a variety of terrain. A pair of cushion members are disposed along and inside the frame portions of the light diffuser plate.