Flewitt uses the ethnographic interview as an example of the semi-structured approach, . . interviewer plans a series of questions and broad themes . . . in order to know what to focus on. In this sense, the data collected are highly likely to be qualitative in nature, . . . allows . . interviewer to ask more and/or different questions, depending on the responses of the participant, which can help to deepen a researcher’s understanding of an issue. . . .extremely labour-intensive, particularly given that responses from so few participants can be recorded at any one time.