I just started to build a feww coops for friends now i want to expand and build them to sell! i have this one im working on now and i need a ball park price for something like this? all you coop experts plese help me get a grip on what is a fair price for a coop thats 5'x3' and 6 nesting boxes i have had most of the materal laying around the house so i dont have much in materals just my time.