; and (2) via telepresence no less frequently than once every two months. (e) Powers In order to carry out its duties under subsection (b), the Advisory Committee may— (1) hold such hearings, sit and act at such times and places, take such testimony, and receive such evidence as the Advisory Committee considers appropriate; (2) submit to Congress such recommendations as the Advisory Committee considers appropriate; (3) submit to Federal agencies such recommendations as the Advisory Committee considers appropriate; (4) issue reports, guidelines, and memoranda; (5) hold or host conferences and symposia; (6) enter into cooperative agreements with third-party experts to obtain relevant advice or expertise, and oversee staff; (7) establish subcommittees; and (8) establish rules of procedure. (f) Travel expenses The members of the Advisory Committee shall be allowed travel expenses, including per diem in lieu of subsistence, at rates authorized for employees of agencies under subchapter I of chapter 57 of title 5, United States Code, while away from their homes or regular places of business in the performance of services for the Advisory Committee. (g) Funding (1) In general Except as provided in paragraph (2), amounts to carry out this section shall be derived from amounts appropriated or otherwise made available to the Secretary of Commerce. (2) Donations (A) Authorization The Advisory Committee may solicit and accept donations from private persons and non-Federal entities to carry out this section. (B) Limitation Of the amounts expended by the Advisory Committee in a fiscal year to carry out this section, not more than half may be derived from amounts received under subparagraph (A).