Computer systems for retail point of sale and store management, particularly for interconnecting retail and store systems components; computer hardware for computer systems for retail point of sale and store management, particularly computer interface devices, computer processing components, computer networking devices, computer hubs, computer printed circuit boards, computer motherboards, computer chips, computer cards, computer microprocessors, computer hard drives, computer power supply units, computer ports, computer cables, computer switches, computer peripherals, computer data connections, and computer power bus connections; computer programs, computer software and computer firmware for use in computer hardware control and management; computer programs, computer software and computer firmware for use in data processing and management in the field of retail and store management; pre-recorded data storage media containing software for use in hardware control and management in the field of retail and store management; and pre-recorded data storage media containing software for use in data processing and management in the field of retail and store management

Installation of computer systems for retail point of sale and store management; repair of computer systems for retail point of sale and store management; implementation of computer hardware for retail point of sale and store management; maintenance of computer hardware systems and equipment for retail point of sale and store management