Advisory services relating to computer software; advisory services relating to man-machine interfaces for computer software; advisory services relating to the use of computer software; computer programming, software design and development; computer software advisory services; computer software updating; computer software engineering; computer software maintenance; computer software technical support services; configuration of computer software; creating, maintaining, and modernizing computer software; maintenance and adaptation of software; creation of computer programs for data processing; custom design of software packages; debugging computer software for others; design of software for audio and video operators; design of software for compression and decompression of multimedia contents; design of software for data and multimedia content conversion from and to different protocols; design of software for digital signal processing; design of software for multimedia data storing and recalling; design of software for processing and distribution of multimedia contents; design services relating to computer software; development of interactive multimedia software; development of software; development of software for data and multimedia content conversion from and to different protocols; development of software for compression and decompression of multimedia contents; development of software for processing and distribution of multimedia contents; development of software for multimedia data storing and recalling; development of software for audio and video operators; leasing of computer software; renting computer software