; and (B) the port director shall notify impacted facilities (including airports, seaports, and land ports) of the intended redeployments. (4) Staff briefing The Commissioner of U.S. Customs and Border Protection, in consultation with the Assistant Commissioner of the Office of Field Operations, shall brief all affected U.S. Customs and Border Protection employees regarding plans to mitigate vulnerabilities created by any planned staffing reductions at ports of entry. (b) Reimbursable services agreements quarterly report The Commissioner of U.S. Customs and Border Protection shall submit a quarterly report to the appropriate congressional committees regarding the use of reimbursable service agreements by U.S. Customs and Border Protection, which shall include— (1) the governmental or private entities with an active reimbursable service agreement, including the locations at which the contracted services are being performed; (2) a description of the factors that were considered before entering into each of the active reimbursable service agreements referred to in paragraph (1); (3) the number of hours that U.S. Customs and Border Protection Officers worked during the reporting period in fulfillment of responsibilities agreed to under each of the reimbursable service agreements; and (4) the total costs incurred by U.S. Customs and Border Protection relating to each reimbursable service agreement, including the amount of such costs that were reimbursed by the contracted entity. (c) Annual workload staffing model report As part of the Annual Report on Staffing required under section 411(g)(5)(A) of the Homeland Security Act of 2002 ( 6 U.S.C. 211(g)(5)(A) ), the Commissioner shall include— (1) information concerning the progress made toward meeting the Office of Field Operations officer and support staff hiring targets set forth in section 2, while accounting for attrition