List the contact methods use to obtain information?

Contact methods are used to obtain the information Contact methods can be listed as: 1. Mail questionnaires--used to collect large amounts of information at a low cost. 2. Telephone interviewing--good method for collecting information quickly. 3. Personal interviewing (which can be either individual or group interviewing). A form of personal interviewing is focus group interviewing. 4. Online (Internet) marketing research can consist of Internet surveys or online focus groups. Many experts predict that online research will soon be the primary tool of marketing research 5. Computer interviewing is a new method being used in the technology age. Consumers read questions from a computer screen and respond.