; (2) the surcharge provided in section 7(a) with respect to such coins; and (3) the cost of designing and issuing the coins (including labor, materials, dies, use of machinery, overhead expenses, marketing, and shipping). (b) Prepaid orders (1) In general The Secretary shall accept prepaid orders for the coins minted under this Act before the issuance of such coins. (2) Discount Sale prices with respect to prepaid orders under paragraph (1) shall be at a reasonable discount. (c) Marketing and educational campaign The Secretary shall develop and execute a marketing, promotion, and educational program to promote the collecting of the coins authorized under this Act. 7. Surcharges (a) In general All sales of coins issued under this Act shall include a surcharge of— (1) $35 per coin for the $5 coin; (2) $10 per coin for the $1 coin; and (3) $5 per coin for the half-dollar coin. (b) Distribution Subject to section 5134(f) of title 31, United States Code, all surcharges received by the Secretary from the sale of coins issued under this Act shall be promptly paid by the Secretary to the Sultana Historical Preservation Society for the purpose of establishing, operating, and maintaining a museum to tell the story of the Sultana, including— (1) constructing the museum facility; (2) creating, maintaining, and updating as necessary museum exhibits; (3) acquiring and preserving artifacts, memorabilia, and historic sites related to the Sultana disaster