; (2) describe how the applicant proposes to use the grant to promote or improve coordination between relevant agencies and community organizations in order to minimize duplication of services and achieve maximum impact; (3) provide evidence indicating that the proposed violence reduction initiative would likely reduce gun and group-related violence; and (4) in the case of a unit of local government applicant, demonstrate strong support within the unit of local government for the proposed violence reduction initiative, such as letters of support from— (A) the mayor or chief executive officer; (B) the chief of police; (C) the local health department director