2205 - Firm offers.

     § 2205.  Firm offers.        An offer by a merchant to buy or sell goods in a signed     writing which by its terms gives assurance that it will be held     open is not revocable, for lack of consideration, during the     time stated or if no time is stated for a reasonable time, but     in no event may such period of irrevocability exceed three     months; but any such term of assurance on a form supplied by the     offeree must be separately signed by the offeror.