Advertising and advertising agencies, radio and television advertising and commercials, updating and dissemtination of advertising material, rental of advertising space, marketing research, marketing studies, sales promotions; cost price analysis; business appraisals and research, business, professional business consultancy, business information, enquiries and investigations; personnel management consultancy, personnel recruitment; organization of exhibitions for commercial or advertising purposes; public relations, publication of publicity texts, publicity, publicity agencies and all other services in this class