advertising services; business consultation services; business advice and information services; business marketing services; business research services; organizing, arranging, conducting and promoting of trade shows, exhibitions and business conferences in the fields of computers, computer software, computer systems, telecommunications and the development of computer programs and systems; providing an on-line computer database featuring information in the fields of electronic commerce; providing an online business directory of company and product information; promoting the goods and services of others by providing hypertext links to the web sites of others; and providing marketing, business advice and consulting information in the field of business via the Internet