Providing consumer product information via the Internet; Providing an on-line commercial information directory on the internet; Providing on-line directory information services also featuring hyperlinks to other web sites; Advertising, marketing and promotion services; Rental of advertising space on web sites; Providing space at a web site for the advertisement of the goods and services of others; Providing and rental of advertising space on the internet; Promoting the goods and services of others by preparing and placing advertisements in an electronic magazine accessed through a global computer network; Shoppers' guide information