35 Administrative management of data relating to accommodations; business administration; business analysis; business research; providing information and advice relating to business management; assistance and consultancy in the field of business organization and economic business assistance and consultancy; public relations; business management assistance relating to the implementation of research centres; retail trade services in the field of downloadable electronic publications, computer programs, data carriers, printed matter, teaching apparatus, books, leaflets, posters, journals, monthly magazines, writing material, office requisites, notepads, teaching materials, plastic materials for wrapping and packaging, printed courses, magazines, leaflets, posters, clothing, footwear and headgear; organization of expositions and trade shows for commercial and advertising purposes; word processing; administrative processing of data; human resource management in the field to career-related issues.