Providing and rental of advertising space on the internet; Providing consumer product information via the Internet; Providing information about automobiles for sale by means of the Internet; Providing information in the field of marketing and on-line marketing media via the Internet; Providing on-line directory information services also featuring hyperlinks to other web sites; Providing space at a web site for the advertisement of the goods and services of others; Rental of advertising space on web sites; Marketing services, namely, providing informational web pages designed to generate sales traffic via hyperlinks to other web sites; Operating an online shopping site in the field of Automobiles; Promoting the goods and services of others by providing a web site at which users can link to Automobiles Dealers web sites; Promoting the goods and services of others by providing hypertext links to the web sites of others; Providing a searchable online advertising guide featuring the goods and services of other on-line vendors on the internet; Providing a web site at which users can offer goods for sale and buy goods offered by others; 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