No. 46976-8. December 31, 1980. [1] Divorce and Dissolution — Modification of Decree — Support Obligation — In General. In the absence of a contrary contractual agreement, support provisions of a dissolution decree are not subject to modification unless the circumstances have substantially changed in a manner that was not within the contemplation of the parties when the decree was entered. [2] Contracts — Construction — Contemporaneous Law. A contract incorporates the statutory and case law in existence
(1) An agreement modifying a contract within this Article needs no consideration to be binding. (2) A signed agreement which excludes modification or rescission except by a signed writing or other signed record cannot be otherwise modified or rescinded, but except as between merchants such a requirement on a form supplied by the merchant must be separately signed by the other party. (3) The requirements of the statute of frauds section of this Article (RCW 62A.2-201) must be satisfied if the contract