42 Consulting, design, testing, research and advisory services, all for others, and all relating to computers, computer software, computer networks, electronic equipment, telecommunications systems, office machines, postal systems and apparatus, and to data transmission systems; computer aided engineering design and drawing services; computer programming; computer systems analysis; computer timesharing; research and development of computer hardware ana software; technological services relating to computers; all of the aforesaid for others; rental and leasing of computers and leasing of computers and leasing of access time to a computer database; computer rental and updating of computer software; computer software design for others; computer database leasing; providing access to electronic services relating to the aforesaid; computer services, namely, providing information in the field of mail processing and management of mail by means of a global information network; all of the aforesaid relating to mail processing and management of mail