The Department may award a technical assistance grant to a political subdivision, public entity, or nonprofit organization to provide owner–builders and self–help rehabilitators with information and technical assistance about any topic that the Department finds will further the purpose of the Program, including: cost savings by owner–builders in constructing a principal residence and by self–help rehabilitators in rehabilitating, renovating, or improving a principal residence; construction materials and methods; local material sources; local technical resources; financing requirements and opportunities; site acquisition; insurance and legal requirements; building and housing codes and standards; and other available housing alternatives.