Advertising; advertising via the Internet; on-line advertising on a computer network; commercial or industrial management assistance, business information or inquiries; business management; business investigations; organization of exhibitions for commercial or advertising purposes; collection and systematic ordering of data in a central file; computerised file management; management of electronic mail; market surveys; electronic processing of data and information; processing and use of computerised messages; data searches in computerised files for others; electronic mail processing; business management consultancy; project management with respect to information systems design, specification, procurement, installation, and implementation; organisation consulting, consultancy in strategy