; (C) what incentives may be appropriate to encourage licensees to lease or sell spectrum, including— (i) extending the term of a license granted under section 301 of the Communications Act of 1934 ( 47 U.S.C. 301 ); or (ii) modifying performance requirements of the license relating to the leased or sold spectrum; and (D) the administrative feasibility of— (i) the incentives described in subparagraph (C); and (ii) other incentives considered by the Commission that further the goals of this section. (3) Forfeiture of spectrum If a party fails to meet any build out requirements set by the Commission for any spectrum sold or leased under this section, the right to the spectrum shall be forfeited to the Commission unless the Commission finds that there is good cause for the failure of the party. (4) Requirement The Commission may offer a licensee incentives or reduced performance requirements under this section only if the Commission finds that doing so would likely result in increased availability of advanced telecommunications services in a rural area. 18. Unlicensed spectrum policy (a) Statement of policy It is the policy of the United States— (1) to maximize the benefit to the people of the United States of the spectrum resources of the United States; (2) to advance innovation and investment in wireless broadband services; and (3) to promote spectrum policy that makes available on an unlicensed basis radio frequency bands sufficient to meet consumer demand for unlicensed wireless broadband operations. (b) Commission responsibilities The Commission shall ensure that the efforts of the Commission related to spectrum allocation and assignment make available on an unlicensed basis radio frequency bands sufficient to meet demand for unlicensed wireless broadband operations if doing so is, after taking into account the future needs of other spectrum users— (1) reasonable