Design of computer database; Design of computer hardware, integrated circuits, communications hardware and software and computer networks for others; Design of computer machine and computer software for commercial analysis and reporting; Design of optical and microoptical components; Design of patterns for application to aircraft propellers; Design of production facilities; Design of solar photovoltaic systems; Design of traffic control equipment; Design services for packaging; Design, development, installation and maintenance of computer software; Design, installation, updating and maintenance of computer software; Designing and developing computer game software and video game software for use with computers, video game program systems and computer networks; Designing and developing webpages on the internet; Designing internet sites for others; Designing web pages for others; Designing websites for advertising purposes; Designing websites for others; Developing and hosting a server on a global computer network for the purpose of facilitating e-commerce via such a server; Developing computer software; Development and creation of computer programmes for data processing; Monitoring the computer systems of others for technical purposes and providing back-up computer programs and facilities; Recovery of computer data; Remote computer backup services; Repair of computer software; Research and development of computer software; Services for designing computer software; Services for maintenance of computer software; Software design and development; Survey design and research; Update of computer software