; and (B) by striking subsection (b) and inserting the following: (b) Priority In selecting eligible applicants to receive grants under this part, the Secretary shall give priority to entities that have experience in providing to homeless youth shelter and services of the types described in subsection (a)(1). . 5. National communications system Section 331 of the Runaway and Homeless Youth Act ( 34 U.S.C. 11231 ) is amended by inserting , online, and social media after telephone . 6. Coordinating, training, research, and other activities Part D of the Runaway and Homeless Youth Act ( 34 U.S.C. 11241 et seq. ) is amended— (1) in section 341— (A) by inserting safety, well-being, after health, ; and (B) in paragraph (2) by striking other Federal entities and inserting the Department of Housing and Urban Development, the Department of Education, the Department of Labor, and the Department of Justice ; (2) in section 342— (A) by inserting 5-year after make ; (B) by inserting (including onsite and web-based techniques, such as on-demand and online learning) after training ; and (C) by striking carrying out and inserting implementing in a trauma-informed manner ; (3) in section 343(b)— (A) in paragraph (5)— (i) in subparagraph (A), by striking abuse and all that follows through the semicolon at the end and inserting abuse, sexual assault, and trafficking; ; (ii) in subparagraph (B), by striking abuse and all that follows through ; and and inserting abuse, sexual assault, and trafficking; ; (iii) in subparagraph (C), by striking who have been sexually victimized ; and (iv) by adding at end the following: (D) best practices for identifying and providing services that consider the age, gender, and social and developmental background of an individual, and are culturally and linguistically appropriate, to the extent practicable, to— (i) vulnerable and underserved youth populations; and (ii) youth who are victims of trafficking