42 Design and development of computer software; design, development, testing, rental, installation, maintenance, updating, hosting and customization of computer software for others; creation, testing, rental, installation, maintenance, updating, hosting and customization of electronic databases featuring electronic navigation data, traffic data and travel data; creation, testing, rental, installation, maintenance, updating, hosting and customization of electronic databases featuring digital maps and digital building plans; design and development of computer hardware; design, development, testing, rental and customization programming of computer hardware for others; design, development, testing and customer-specific adaptation programming of electronic databases featuring navigation systems; information and advice on all the above mentioned services