Computer aided personal interviews CAPI: interview takes place in person and the data is captured on a computer terminal/laptop
Computer aided telephonic interviews (CATI ) : interview is conducted over the telephone between a participant and a computer and all the responses are recorded
Telephonic Surveys : captures the opinions and perceptions of the participants over the telephone
Web Based Survey : records the opinions and perceptions of the participants online
Central Location Testing : interviews are conducted at a pre-determined place such as a room or a mall and the consumer’s responses are captured on a particular a product/service
Paper & Pen Interviews(PAPI) : participants responses are filled into a questionnaire by the interviewer