; (C) available examples of proven methods for local governments and utilities to facilitate integration of smart technologies with new and existing infrastructure and systems; (D) best practices and lessons learned from technology demonstrations, including return on investment and performance information to help cities decide how to initiate integration of smart technologies; (E) Federal, State, and local best practices for safeguarding cybersecurity and ensuring appropriate data management and data privacy; (F) technical specifications for wireless or wired broadband infrastructure to support smart city technologies; and (G) such other topics as are requested by industry entities or local governments or determined to be necessary by the Secretaries. (c) Existing guides In creating, publishing, and maintaining the guide under subsection (a), the Secretaries shall consider Federal, State, and local guides published before, on, or after the date of enactment of this Act relating to smart city or community goals, activities, and best practices— (1) to prevent duplication of efforts by the Federal Government; and (2) to leverage existing complementary efforts. (d) Outreach The Secretaries, in coordination with the heads of any applicable Federal agencies and in consultation with applicable private sector entities, shall conduct outreach to States, cities, and communities— (1) to provide interested States and cities with the guide published under subsection (a); (2) to promote the consideration of smart city or community technologies and encourage States and local governments to contribute smart city or community program and activity data to the guide published under subsection (a); (3) to identify— (A) barriers to smart city or community technology adoption; (B) any research, development, and assistance that is needed, including in Tribal, rural, and underserved communities; and (C) local government programs that could be included in the guide under subsection (a)