Business technology software consultation services; Computer hardware and software design; Computer software design, computer programming, and maintenance of computer software; Design and development of computer hardware and software; Design and development of computer software; Design and development of on-line computer software systems; Design and development of software and hardware for audio and video operators; Design and development of software in the field of mobile applications; Installation of computer software; Research, development, design and upgrading of computer software; Services for updating computer software