; (2) employ not more that 100 local or tribal law enforcement officers; (3) demonstrate that the use of force policy for local law enforcement officers or tribal law enforcement officers employed by the law enforcement agency is publicly available; and (4) establish and maintain a complaint system that— (A) may be used by members of the public to report incidents of use of force to the law enforcement agency; (B) makes all information collected publicly searchable and available; and (C) provides information on the status of an investigation related to a use of force complaint. (c) Activities described A grant made under this section may be used by a law enforcement agency for— (1) the cost of assisting the State or Indian Tribe in which the law enforcement agency is located in complying with the reporting requirements described in section 223; (2) the cost of establishing necessary systems required to investigate and report incidents as required under subsection (b)(4); (3) public awareness campaigns designed to gain information from the public on use of force by or against local and tribal law enforcement officers, including shootings, which may include tip lines, hotlines, and public service announcements