Business management assistance; commercial administration of the licensing of the goods and services of others; marketing services; online advertising on a computer network; business management and organization consultancy; organization of trade fairs for commercial or advertising purposes; procurement services, namely procurement of contracts for others for the purchase of goods and services in the medical field; rental of office machinery and equipment; advertising; demonstration of goods; sales promotion for others; import-export agency services; Presentation of goods on communication media for retail purposes, namely on-line retail store services featuring a wide variety of consumer goods of others