Constructs energy efficient, affordable homes in partnership with eligible families. The houses are sold to the partner families at cost, with no profit and no interest. Costs are kept low by using donated materials and volunteer labor. Applicants must be willing to work cooperatively with Habitat for Humanity and help build their home as they are able, or perform other tasks. All adult (18 years and older) members of the household must agree to and complete sweat equity hours, and participate in the partnering program, which may include financial counseling and household management education.