family lacks the resources or support networks, e.g., family, friends, faith-based or other social networks, needed to obtain other permanent housing;(3) Unaccompanied youth under 25 years of age, or families with children and youth, who do not otherwise qualify as homeless under this definition, but who:(i) Are defined as homeless under section 387 of the Runaway and Homeless Youth Act (42 U.S.C.