Provision of a web site featuring commercial information on shopping; Advertising and commercial information services, via the internet; Advertising and marketing services, namely, promoting the goods and services of others; Advertising on the Internet for others; Advertising via electronic media and specifically the internet; Advice and information about customer services and product management and prices on internet sites in connection with purchases made over the internet; Business administration services for processing sales made on the Internet; Dissemination of advertising for others via the Internet; Internet advertising services; On-line trading services in which seller posts products to be auctioned and bidding is done via the Internet; On-line trading services in which users post requests for products and negotiate transactions via the Internet; Promoting the goods and services of others by means of distributing advertising on the Internet; Promoting the goods and services of others by means of operating an on-line shopping mall with links to the retail web sites of others; Providing a searchable on-line advertising website and guide featuring the goods and services of other vendors via the Internet; Providing consumer product information via the Internet; Shopping facilitation services, namely, providing an online comparison-shopping search engine for obtaining purchasing information