Among other things, the present invention provides a variety of systems and methods for configuring and/or providing a configurable point-of-sale system. Various methods of the present invention include providing a point-of-sale device and coupling it to a communication network. One or more transaction systems are accessible to the point-of-sale device via the transaction network, instructions are loaded to the memory of the point-of-sale device allowing it to access the transaction system. Various systems include a plurality of point-of-sale devices communicably coupled to various transaction systems via a communication network. The point-of-sale devices can be configurable to access one or more of the various transaction systems.