Marketing research involves systematically gathering, recording, and analyzing data related to marketing goods and services. The marketing research process includes setting objectives, defining problems, assessing research value, designing proposals, specifying data collection methods, selecting samples, collecting and analyzing data, and presenting final reports. Marketing research techniques include interviews, questionnaires, attitude measurement, Likert scales, semantic differential scales, projective techniques, group discussions, focus groups, postal research, diary panels, in-home scanning, telephone research, observation, and in-store testing. A marketing information system is a set of procedures and methods for regularly collecting, analyzing, and presenting marketing information to support decisions. It contains components like a data bank, statistical bank, model bank, and