Repair and maintenance of electronic apparatus; Repair and maintenance of electronic display panels; Repair and maintenance of electronic navigational and positioning apparatus and instruments; Repair of electronic apparatus; Repair of electronic business equipment; Repair of electronic machines; Installation, maintenance and repair of electronic data processing apparatus; Installation, maintenance and repair of computer hardware for electronic data processing systems; Maintenance and repair of electronic apparatus; Maintenance and repair of electronic display panels; Maintenance and repair of electronic navigational and positioning apparatus and instruments; Providing information relating to the repair or maintenance of electronic machines and apparatus; Providing technical support, namely, technical advice concerning the installation, repair and maintenance of electric or electronic apparatus, equipment and devices used for automated or partly automated industrial operations; Provision of information relating to the repair or maintenance of electronic machines and apparatus; Troubleshooting in the nature of repair of consumer electronics