Organizing, arranging, conducting and promoting of trade shows, exhibitions and business conferences in the fields of computer hardware, software, telecommunications, and high technology and in the field of development of computer programs and systems; licensing services, namely, licensing of computer software; providing information in the fields of business management, and business operation , business communication and electronic commerce via computer networks and global communications networks; business management and business consultation services offered via a computer network; on-line retail store services and mail order services featuring computer hardware, electronic devices, computer software and printed publications; advertising and marketing services, namely, promoting the goods and services of others by delivering advertisements and promotional materials to others via electronic mail and computer networks, wireless networks and global communication networks