; and (B) to the extent that other public or private funds are insufficient— (i) prepare land for the construction of such facilities; and (ii) pay other preconstruction costs relating to the development of such facilities. (6) Install or extend the life and usability of basic systems and components of campus facilities, which may include— (A) high-speed broadband internet infrastructure sufficient to support digital and technology-based learning; (B) high-capacity, middle-mile broadband networks, and campus-wide broadband networks, including 5G and future network generations; (C) fiber, cyber, and telecommunications infrastructure, including small cells; (D) heating, ventilation, and air conditioning (HVAC) or other indoor air quality systems; (E) support for last-mile service for rural campuses when other means of providing this support is unavailable; and (F) other infrastructure to support the success of operations and other digital and technology needs. (7) Strengthen the safety and security of the campus of such entity by improving or utilizing design elements, principles, and technology that— (A) guarantee layers of security throughout the such campus; and (B) uphold the function of such campus as a learning and teaching environment. (8) Reduce current or anticipated overcrowding in the campus facilities. (9) Ensure that the building envelopes of the campus facilities— (A) protect occupants and interiors of such facilities from natural elements; and (B) are structurally sound and secure. (10) Improve energy and water efficiency to lower the costs of energy and water consumption in campus facilities. (11) With respect to campus facilities, reduce or eliminate the presence of— (A) toxins and chemicals, including mercury, radon, polychlorinated biphenyls, lead, and asbestos; (B) mold and mildew; (C) rodents and pests