35 Advertising; marketing research; telemarketing services; personnel management consulting; placement of staff; arranging and conducting of trade fairs, exhibitions and special shows for commercial and advertising purposes; business management, in particular with regard to the organisation and arranging of trade fairs, exhibitions, special shows and sales events; presentation of businesses and their products and services, including on the internet; sales promotion (for others); merchandising (sales promotion); demonstration of goods; providing of business and commercial contacts, including on the internet; rental of advertising space and advertising material; rental of exhibition and trade fair stands (terms too vague in the opinion of the International Bureau – Rule 13 (2) (b) of the Regulations); business consultancy, in particular with regard to the organisation and arranging of trade fairs, exhibitions, special shows and sales events; collating and maintenance of data in computer databases; publication of printed matter (including in electronic form), for advertising purposes; research in computer databases and on the internet relating to professional business topics; professional business information, including on the internet; commercial information agencies; retailing in relation to foodstuffs, food, stationery, clothing, furnishings, jewellery, works of art, cosmetics and beauty preparations, tobacco, articles for use with tobacco; retailing in relation to umbrellas and parasols, luggage, bags, pocket wallets and other carrying cases, printed matter, newspapers, periodicals, magazines, cards, catalogues, pamphlets, manuals (handbooks), prospectuses, posters and photographs, instructional and teaching materials.