Advertising services; Business auditing; Business management of hotels; Business management of performing artists; Demonstration of goods; Demonstration of goods and services by electronic means, also for the benefit of the so-called teleshopping and homeshopping services; Employment agency services; Import-export agency services; Invoicing; On-line advertising on a computer network; Organization of exhibitions for commercial or advertising purposes; Relocation services for businesses; Rental of vending machines; Sales promotion for others; Sponsorship search; Systemization of information into computer databases; Business management consulting and advisory services; Providing purchase advisory and consulting services to consumers for the purchase of motorized vehicles, office furniture, cars