Retail services; wholesale services; online retail services; administration of consumer loyalty programs; business consultancy services relating to data processing; business consultation; data management; database management; demonstration of goods; direct marketing; discount store services (retail, wholesale or sales promotion services); dissemination of advertising material; electronic advertising services; marketing; online auction services; online advertising on a computer network; online promotion on a computer network; pay per click advertising; preparation of accounts; preparation of inventories; preparation of invoices; presentation of goods on communication media, for retail purposes; product marketing; promotional marketing; retail services for digital goods; retail services provided in online virtual environments; sales promotion services.