Develop training and guidance for AmeriCorps Seniors grantees related to: a. Documentation required to support costs reported on Federal Financial Reports, including how to ensure amounts reported are accurate and reconcile to the grantees’ financial management systems. b. AmeriCorps Seniors grantees’ responsibilities with regard to retaining records and providing required documentation, responses, or information necessary to demonstrate that the documentation complies with Federal or AmeriCorps requirements. c. Requirements for financial management systems to separately identify expenses that the grantees paid using Federal funds or matching funding sources.