Accounting; advertising; advertising agencies; advertising by mail order; auctioneering; auditing; bill-posting; book-keeping; business appraisals; business information; business inquiries; business investigations; business management and organisation consultancy; business management assistance; business management consultancy and advisory services; business management of performing artists; business organisation consultancy; business research; commercial information agencies; commercial or industrial management assistance; compilation of information into computer databases; computerised file management; cost price analysis; data search in computer files for others; demonstration of goods; direct mail advertising; dissemination of advertising matter; distribution of samples; document reproduction; drawing up of statements of account; economic forecasting; efficiency experts; employment agencies; file management; human resources management; marketing research; marketing studies; modelling for advertising or sales promotion; news clipping services; on-line advertising on a computer network; opinion polling; organisation of exhibitions for commercial or advertising purposes; organisation of trade fairs for commercial or advertising purposes; outdoor advertising; payroll preparation; personnel management consultancy; personnel recruitment; photocopying; procurement services for others; professional business consultancy; psychological testing for the selection of personnel; public relations; publication of publicity texts; publicity; publicity agencies; publicity columns preparation; radio advertising; radio commercials; rental of advertising space; rental of advertising time on communication media; rental of photocopying machines; rental of office machines and equipment; sales promotion; secretarial services; shorthand; statistical information; systemisation of information into computer databases; tax preparation; telephone answering television advertising; television commercials; transcription; typing; updating of advertising material; word processing