CISA (Community Involved in Sustaining Agriculture) is familiar to many of us because of the bright yellow Local Hero signs at farmstands, farmer’s markets,  supermarkets and car bumpers. We have recognized the benefits of buying food from our local farmers: keeping our money in the local economy; preserving local farms that produce the rural atmosphere we all treasure as well as a variety of crops; and cutting down on oil-dependent food transportation. As consumers we see some of…