Providing marketing information and ordering services in the field of electronic commerce via global computer networks; dissemination of advertising for others via on-line electronic communications network; providing information on global computer networks in the field of electronic commerce in the nature of prices, discounts, sales, availability, terms and other information relating to various third-party merchants and the goods and services offered by such merchants; enabling consumers to make purchases of good and services from others on global computer networks; infomediary services, namely, facilitating transactions between buyers and sellers through providing buyers with information about sellers, goods, and/or services; promoting the sale of goods and services of others and providing hypertext links to the websites of others; providing an online computer database in the field of locating products, describing products, rating products, pricing products and comparing prices of products of others