; and (v) any application directly related to establishing, sustaining, and optimizing bidirectional energy flow, as the Secretary determines to be appropriate. (B) Requirement Amounts provided to an eligible entity pursuant to a grant under the Program shall be used in a manner that corresponds specifically to the incremental additional cost of implementing 1 or more applications described in paragraph (2) as compared to the costs associated with the acquisition, demonstration, or use of a typical electric school bus, as determined by the Secretary. (C) Community outreach (i) In general Subject to clause (ii), an eligible entity receiving a grant under the Program shall use not less than 1 percent of the amounts received for outreach that is directed at the communities and bus users receiving or benefitting from those amounts, for the purpose of increasing awareness of the benefits of grid-integrated school buses and how grid-integrated school buses will be used. (ii) Waiver The Secretary may waive the requirement described in clause (i) if the Secretary determines that the outreach described in that clause is unnecessary or would be of minimal benefit to the overall goal of sustained technological deployment. (6) Matching requirement An eligible entity receiving a grant under the Program shall ensure that amounts derived from non-Federal sources are provided for the projects funded by the grant in a total amount that is equal to, or greater than, the amount of the grant. (7) Outreach to potentially interested entities Of the total amount appropriated to carry out the Program, the Secretary shall use not less than 1 percent for outreach to potentially interested eligible entities, including eligible entities participating in, or with a demonstrated interest in, the clean school bus program established under section 741 of the Energy Policy Act of 2005 ( 42 U.S.C. 16091 ). (8) School district compensation An eligible entity receiving a grant under the Program shall demonstrate to the Secretary that any school