Updating and maintenance of data in computer databases; updating of advertising material; temporary personnel services; cost price analysis; business inquiries; business management and organization consultancy; business management consulting; personnel management consultancy; providing business information via a web site; procurement for others (purchasing of goods and services for other businesses); business consulting services; office functions; computerised file management; retailing, including via the internet, in the fields of chemicals, paints, pharmacy articles, cosmetics and household goods, fuels and motor fuels, articles for medical purposes, agricultural machines, tools and goods of common metal, construction articles, diy articles and gardening articles, craft supplies, electric goods and electronic goods, sound recording carriers and data carriers, sanitary installations, vehicles and vehicle accessories, fireworks, clocks, watches and jewellery, musical instruments; retail trade services, including via the internet in the fields of: printed matter, stationery and writing utensils, office requisite, bag makers' goods and saddlery, furnishings, tents, tarpaulins, articles of clothing, shoes and textile products, toys, sporting goods, food and drink, agricultural products, horticultural products and forestry products, tobacco products; advertising agencies; organisational preparation of building projects; auctioneering services; development of concepts for business economy regarding real estate; business investigation; commercial information agencies; operation of businesses [for others]; commercial administration of the licensing of the goods and services of others; marketing services; market research; market research; public relations; on-line advertising on a computer network; arranging and conducting of advertising events; exhibitions for commercial or advertising purposes; organisational consultancy; organisational project management in the field of electronic data processing; employment agencies; planning and monitoring of business developments with regard to organisational matters; presentation of companies on the internet and other media; presentation of goods on communication media, for retail purposes; publication of printed matter (including in electronic form), for advertising purposes; business consultancy and advisory services; business administration; organisation of trade fairs for commercial or advertising purposes; consumer consultancy services; office machines and equipment rental; rental of advertising space; mediation and conclusion of commercial transactions for others; arranging of contracts, for others, for the buying and selling of goods; arranging of contracts, for others, for the providing of services; presentations of goods and services; advertising; compilation of information into computer databases