Advertising; advertising agencies; advertising by mail order; billboard advertising; direct mail advertising; dissemination of advertising matter; event management services (organization of exhibitions or trade fairs for commercial or advertising purposes); franchising services (group purchasing, group advertising); on-line advertising on a computer network; organization of exhibitions for commercial or advertising purposes; organization of trade expositions or shows for commercial or advertising purposes; organization of trade fairs for commercial or advertising purposes; outdoor advertising; providing information, including on-line, about advertising, business management and administration and office functions; radio advertising; rental of advertising space; rental of advertising time on communication media; television advertising; updating of advertising material; writing advertising copy