Advertising and promotional services (for third parties); advertising and commercial business management; commercial administration; dissemination of advertising material (leaflets, prospectuses, printed matter, samples, banners in all forms, text links); management of files in computerized or any other form; organization of exhibitions for commercial or advertising purposes; analysis and consultancy services relating to the impact of advertising on electronic communication networks; advice for optimizing the visibility of merchant or non-merchant websites; targeted advertising marketing; study, market research related to advertising, providing information about access to advertising space; organization, participation and conducting of auctions, online auction services for buying and selling advertising; advertising agency services, electronic advertising in particular via the Internet; rental and purchase of advertising space; sale of advertising space; writing and publication of advertising texts; dissemination of advertisements, information services, advice and assistance in relation to the aforesaid services; development and structuring of advertising campaigns, banners and commercials.