Advertising; rental of advertising time on communication media; marketing; compilation and provision of online directories; online advertising on a computer network; online data processing services; online promotion on a computer network; business management; computerized file management; presentation of goods on communication media, for retail purposes; rental of advertising time on communication media; advertising services provided over the Internet; compilation of advertisements for use as web pages on the Internet; compilation of directories for publishing on the Internet; rental of advertising space on the Internet