Advertising and directory services, namely, promoting the services of others by providing a web page featuring links to the websites of others; Promoting the goods and services of others by providing a community-driven web site featuring user-submitted content in the nature of coupons, rebates, price-comparison information, product reviews, links to the retail web sites of others, and discount information; Promoting, advertising and marketing of the on-line web sites of others; Providing a web site at which users can offer goods for sale and buy goods offered by others; Providing a web site featuring business information in the form of audio and video interviews, transcripts and other educational materials; Providing a web site that enables users to post items for sale through on-line classified advertisements; Providing a web site where users can post ratings, reviews and recommendations on products and services; Providing a web site which features advertisements for the goods and services of others on a global computer network; Providing a web-based system and online portals in the field of consumer-to-business commerce for consumers to enter, manage and modify their consumer preference information for use by merchants to create and manage offers for delivery to consumers