e/Mall-intercept personal interview

Information
has gloss	eng: A mall-intercept personal interview is a survey whereby respondents are intercepted in shopping in malls. The process involves stopping the shoppers, screening them for appropriateness, and either administering the survey on the spot or inviting them to a research facility located in the mall to complete the interview. While not representative of the population in general, shopping mall customers do constitute a major share of the market for many products.
lexicalization	eng: Mall-Intercept Personal Interview
instance of	e/Data collection