Administrative processing of purchase orders; Advertising planning; Advertising services; Auctioneering; Business management; Commercial administration of the licensing of the goods and services of others; Demonstration of goods; Goods import-export agencies; Invoicing; Marketing research; Marketing services; On-line advertising on a computer network; On-line retail store services featuring a wide variety of consumer goods of others; On-line trading services in which users post requests for products and negotiate transactions via the Internet; Providing advertising, marketing and promotional services, namely, development of advertising campaigns provided through cable television broadcast, web casts, radio broadcasts, newspapers, magazines, online banners, outdoor billboards, wild postings, bus and subway ads; Providing business information; Publicity agents; Purchasing and procurement services, namely, procuring of contracts for others for the purchase of goods and labor contracting services; Sales promotion services for third parties; Supply chain management services