; (2) document— (A) investment in evidence-based and promising practices related to juvenile delinquency and criminal street gang activity prevention and intervention to be provided by the unit of local government or Indian tribe; (B) the activities to be undertaken with the grants funds; (C) any expected efficiencies in the juvenile justice or other local systems to be attained as a result of implementation of the programs funded by the grant; and (D) outcomes from such activities, in terms of the expected numbers related to reduced criminal activity; (3) describe how savings sustained from investment in prevention and intervention practices will be reinvested in the continuing implementation of the PROMISE Plan; and (4) provide an assurance that the local fiscal contribution with respect to evidence-based and promising practices related to juvenile delinquency and criminal street gang activity prevention and intervention in the community for which the PROMISE Coordinating Council was established for each year of the grant period will not be less than the local fiscal contribution with respect to such practices in the community for the year preceding the first year of the grant period. 224. Grant award guidelines (a) Selection and distribution Grants awarded under this subtitle shall be awarded on a competitive basis. The Administrator shall— (1) take such steps as may be necessary to ensure that grants are awarded to units of local governments and Indian tribes in areas with the highest concentrations of youth who are— (A) at risk of involvement in juvenile delinquency or criminal street gang activity; and (B) involved in juvenile delinquency or street gang activity and who are at high-risk of continued involvement