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; providing business information concerning human resources, sales and marketing, small business management and business communications topics over computer networks and global communications networks; business management and consulting services offered via computer networks and global communications networks; advertising and marketing services, namely, promoting the goods and services of others by disseminating advertisements and by providing hypertext links to the websites of others via computer networks, wireless networks and global communications networks; business on-line information services, namely, providing databases and website links to other content providers in the field of business issues