Industrial Classification By SSIC (2020) Section M : ADVERTISING AND MARKET RESEARCH 73 : ADVERTISING AND MARKET RESEARCH 73 : ADVERTISING AND MARKET RESEARCH 731 : ADVERTISING 7310 : Advertising 73100 : Advertising activities 732 : MARKET RESEARCH AND PUBLIC OPINION POLLING 7320 : Market Research and Public Opinion Polling 73200 : Market research and public opinion polling