; and (4) complies with such standards of financial accountability as the Secretary may require. 5. Use of grant amounts (a) Eligible activities Amounts from a grant made under this Act may be used by the recipient of the grant only for costs relating to the establishment of community open space, as follows: (1) To develop eligible municipal real property for use as community open space, which shall include design, clearance, demolition, removal, beautification, site improvements, and construction or installation of facilities and improvements for such property. (2) To lease or otherwise obtain the use of eligible municipal real property for establishment of community open space. (3) To maintain community open space. (4) To cover other administrative costs related to the establishment, development, maintenance, administration, insurance, or management of the community open space, except that not more than 10 percent of any single grant made under this Act may be used for costs under this paragraph. (b) Development plan requirement Amounts from a grant made under this Act may be used by the recipient of a grant only to carry out activities under subsection (a) that are described in the development plan of the recipient approved by the Secretary under section 7 or that are described in an amendment to the development plan approved by the Secretary under section 9. (c) Community involvement requirements A qualified community organization that applies for a grant under this Act shall provide for involvement by interested residents and organizations of the neighborhood, community, or city in which the property to be assisted under the plan is located in— (1) establishing the development plan under section 7(b), which shall include— (A) making the proposed development plan available in a manner that, in the determination of the Secretary, provides interested parties a reasonable opportunity to examine its content and to submit comments on the proposed plan