Advice relating to the design of computer hardware; Computer consultation; Computer programming and software design; Computer programming services for the display of pre-recorded audio, video, graphics and images; Computer software design; Computer software development; Computer software development in the field of pre-recorded audio, video, graphics and images display; Custom design and development of computer software for the display of pre-recorded audio, video, graphics and images; Design and development of computer software; Design and development of computer software for the display of pre-recorded audio, video, graphics and images, developing and updating computer software