This document discusses methods for constructing and administering questionnaires and interviews for research purposes. It describes different types of questions researchers can ask, such as direct vs indirect questions, specific vs nonspecific questions, and questions of facts vs opinions. It also covers response modes like unstructured responses, scales, checklists and categories. Additionally, it outlines the process of developing a questionnaire or interview, including specifying variables, question format, response mode, pilot testing and procedures for administration and conducting interviews.