I came across a very thought provoking approach to customer development, or at least offering consulting services for customer development (a subject at least of personal interest to me). Juan Paredes’ “Spanish Method” is outlined in his “First Iteration of a New Minimum Viable Service“:

I don’t price by project or by hour. I price by OODA loop units. This allows you to experiment and iterate in small increments, do it fast, cost-effectively, and wasting very little of your time. I use technology to keep costs down and metrics meaningful. I specialize in lean startups and English-speaking though leaders. See about me for more information on my background.

His focus is the Spanish speaking market for English-speaking startup teams.