Through social inclusion, ¡Échale a tu casa! (Work on your house) promotes self-assisted sustainable housing for the bottom of the pyramid. With this social franchise community, families develop as entrepreneurs, they obtain social organization, training, accounting, administrative and technical, production machinery, participatory design, ecological building system, technical supervision, financing and financial education with the integration of a fund savings-guarantee. The result for these families is a heritage and sustainable housing. The social benefit for the franchisees is: an association with the guarantee fund to own a micro-industry construction and replicate the program in the region.