Advertising and publicity services; auctioneering; demonstration of goods; direct mail advertising services; import and export agencies; marketing services; on-line advertising on computer networks; price comparison services; providing business information via a web site; provision of an on-line marketplace for buyers and sellers of goods and services; purchasing and procurement services, namely, procuring of contracts for others for the purchase of goods and labor contracting services; sales promotion for third parties; special event planning for commercial, promotional or advertising purposes; transportation logistics services, namely, arranging the transportation of goods for others