P ART 1 F ORMATION OF C ONTRACT 5 Autonomy of parties 1 Autonomy of parties: application of sections 2 to 13 (1) Sections 2 to 13 apply in relation to the formation of a contract except in so far as— (a) the offer, or any counter-offer, provides otherwise, or (b) the parties to the contract have, before the contract is concluded, come to an 10 agreement whi...