Farmers of different wealth will have different problems and needs, and varying ability to adopt proposed technologies. Agricultural research should take into account such differences, in order that research priorities be correctly determined and the relevant innovations developed. This paper reports on a wealth ranking procedure carried out in three upland village in the Philippines: Pong-on, Barrack and Cogon. It contains sections on the following: the preparation for the project; the card sorting methodology adopted; and lessons learnt and recommendations. The ranking exercise was found to be quick and simple, and produced valuable results.