Dissemination of advertising matter; dissemination of advertising for others via an on-line electronic communications network; advertising services, namely providing advertising space in a periodical; agencies for the sale of advertising time and space; preparing and placing advertisements for others; computerized on-line retail ordering services for advertisers who offer a wide range of goods and services in an electronic publication; promoting the goods and services of others by preparing and placing advertisements in an electronic magazine accessed through a global computer network; commercial information and directory agency; providing statistical information; document reproduction; rental of advertising space; business research; economic forecasting and analysis; conducting business research and surveys; opinion polling for business or advertising purposes; publicity agents; photocopying; documents reproduction