Mobile ethnography

The method allows the researcher to observe the environment from the respondent’s point of view. The respondents are free to independently interpret the issues in their surroundings and contribute with personal insights.

Additional reading
Jessor, Colby, and Shweder
Ethnography and human development:Context and meaning in social inquiry.
University of Chicago Press, 1996.

Agar
The professional stranger: An informal introduction to ethnography
Vol. 2. San Diego: Academic Press, 1996.