Advertising, namely direct mail advertising, dissemination of advertising for others, electronic billboard and advertising; rental of advertising space; business management and consultation, namely arranging business introductions and referrals, business advising; clerical administrative services; conducting business research; computerized business information relating to marketing, management, technical, operational and demographic data; computerized data processing and data file management; computerized database management; opinion polling for business or advertising purposes; preparing business reports; public relations; publicity agents