§12A-2-306.

§12A-2-306.
   
   (1) A term which measures the quantity by the output of the seller or
   the requirements of the buyer means such actual output or requirements
   as may occur in good faith, except that no quantity unreasonably
   disproportionate to any stated estimate or in the absence of a stated
   estimate to any normal or otherwise comparable prior output or
   requirements may be tendered or demanded.
   
   (2) A lawful agreement by either the seller or the buyer for exclusive
   dealing in the kind of goods concerned imposes unless otherwise agreed
   an obligation by the seller to use best efforts to supply the goods
   and by the buyer to use best efforts to promote their sale.