This document discusses methods for collecting data in qualitative research. It describes interviews, observation, and documents as primary data collection strategies. It notes that interviews can be structured, semi-structured, or open-ended, and that their purpose is to understand experiences and meanings from participants' perspectives. Focus group interviews and participant observation are also discussed. The document then provides detailed guidance on conducting effective interviews, including designing questions, sequencing topics, wording questions appropriately, and preparing for and conducting the interview.