Computer hardware installation and repair, including mobile performance of such services on customer premises; Installation and repair of computer hardware; Installation, maintenance and repair of cell phone related hardware; Installation, maintenance and repair of computer hardware; Maintenance and repair of telecommunications networking hardware, apparatus, and instruments; Technical support services, namely, technical advice related to the repair of cell phone hardware and mobile devices; ...

Installation, maintenance and repair of cell phone related hardware; Installation, maintenance and repair of computer hardware; Maintenance and repair of telecommunications networking hardware, apparatus, and instruments; Technical support services, namely, troubleshooting in the nature of the repair of computer hardware