Accountancy; Advertising, including on-line advertising on a computer network; Arranging and conducting of fairs and exhibitions for business and advertising purposes; Business administrative services for the relocation of businesses; Demonstration of goods and services by electronic means, also for the benefit of the so-called teleshopping and homeshopping services; Import and export agencies; Invoicing services; Personnel management consultation; Product merchandising for others; Rental of vending machines