Advertising; demonstration of goods; presentation of goods on communication media, for retail purposes; providing business information via a web site; business management and organization consultancy; sales promotion for others; procurement services for others [purchasing goods and services for other businesses]; providing online marketplaces for buyers and sellers of goods and services; supermarket retailing; online shopping; shopping center retailing services; personnel management consultancy; updating and maintenance of data in computer databases; drawing up of statements of accounts; rental of vending machines; sponsorship search; rental of sales stands; retail services for pharmaceutical, veterinary and sanitary preparations and medical supplies