The obligation of the seller is to transfer and deliver and that of the buyer is to accept and pay in accordance with the contract. This part prescribes policies and procedures for publicizing contract opportunities and award information.An international sales contract is an agreement between a buyer and a seller that identifies the parties in the transaction, the goods or services being sold. This book contains information on exporting that was current as of the date of publication. Manage export and import authorization records in the Leidos' records system. Information on the Foreign Investment in Real Property Tax Act of 1980 (FIRPTA) and how it affects a foreign person with real property interest. Defense Finance and Accounting Service (DFAS) is responsible for the receipt, input, control and payment of all Mechanization of Contract. I. Markets for Foreign Exchange Products. As states find themselves strapped for cash, an easy way to generate revenues is to bump up the sales tax rate. What If I Don't Comply?