To sum up, participatory mapping conducted on a small or large scale raises a basic question: how to design a methodology that gets the right information from and to the right people, the right time, in the right form, for the right reasons, and at the right cost (given the available time and resources)? Answers to this multifaceted question are bound to differ from context to context, depending on the circumstances.

— Participatory Action Research by Jacques M. Chevalier, Daniel J. Buckles (Page 198)