The IAPAD site contains a wealth of information about participatory and public participation GIS, including an excellent overview of some community resource mapping strategies, as well as tips for community mapping practitioners.
Brief article about an intensive participatory GIS workshop held with rural Indonesians, including training of geographic and GIS concepts and fieldwork mapping, with a focus on peaceful resolution of boundary disputes between tribes and villages.
Feeling ironically lost in a world of maps? These critical resources will help you get your bearings!