; (B) the development of the National Spatial Data Infrastructure; and (C) implementation of this Act; (2) review and comment on geospatial policy and management issues; and (3) ensure the views of representatives of non-Federal interested parties involved in national geospatial activities are conveyed to the Committee. (f) Powers of the Advisory Committee (1) Hearings The Advisory Committee may hold such hearings, sit and act at such times and places, take such testimony, and receive such evidence as the Advisory Committee considers advisable to carry out this Act. (2) Information from covered agencies (A) In general The Advisory Committee may secure directly from any covered agency such information as the Advisory Committee considers necessary to carry out this Act. Upon request of the Chairperson of the Advisory Committee, the head of such agency shall furnish such information to the Advisory Committee. (B) Noncooperation The Advisory Committee shall include in the comments of the Advisory Committee submitted under section 3(c)(11) a discussion of any failure by a covered agency to furnish information in response to a request under subparagraph (A) of this paragraph. (3) Postal services The Advisory Committee may use the United States mails in the same manner and under the same conditions as other agencies of the Federal Government. (4) Gifts The Advisory Committee— (A) may accept, use, and dispose of gifts or donations of services or property