Magnetic data carriers and recording disks including compact discs

Advertising; advertising agencies; updating of advertising material, dissemination of advertising matter, rental of advertising space; commercial information agencies; compilation of information into computer databases, systemization of information into computer databases; data search on computer fields for others; direct mail advertising; marketing research; on-line advertising on a computer network; outdoor advertising; publicity, publicity material rental, publication of publicity texts; radio advertising, radio commercials; rental of advertising space, rental of publicity material; sales promotion for others; distribution of samples; television advertising, television commercials; providing a business directory by way of compact disc for use on the global computer network