; (2) may develop guidelines for States to encourage best practices to support grandfamilies impacted by parental substance use, including ways to help caregivers meet children’s health, development, and wellbeing needs (including promotion of safe sleep practices), support birth parents’ access, engagement, and success in treatment, support birth parents' formation of a healthy attachment with their children, and promote positive parenting (including co-parenting support) skills for both relative caregivers and birthparents; and (3) may facilitate learning across States and provide technical assistance and resources to individuals and entities that directly work with all 3 generations in grandfamilies. (c) Authorization of appropriations There are authorized to be appropriated $5,000,000 to carry out this section.