Administrative processing of purchase orders; Business auditing; Business management of performing artists; Compilation of information into computer databases; Computer file management; Import-export agency services; Import and export agencies; Management of performing artists; Market analysis; Marketing services; Pay per click advertising; Production of advertising films; Provision of an on-line marketplace for buyers and sellers of goods and services; Rental of advertising time on communication media; Rental of billboards; Rental of sales stands; Rental of vending machines; Sponsorship search; Systematization of data in computer databases; Talent agency services; Updating and maintenance of data in computer databases; Web site traffic optimisation