This document provides an overview of interview methods for educational research. It defines interviews as a verbal exchange between a researcher and subject used to collect qualitative data. The document outlines different types of interviews including structured, unstructured, personal, phone and email interviews. It provides tips for effective interviews such as having clear questions and establishing rapport. Guidelines for successful interviews include planning, choosing an appropriate time and place, and having a friendly approach. The document discusses merits like flexibility and quick responses, and limitations such as possible biases. Overall, the document serves as a reference for understanding interview methodology for research.