RCW 63.14.160Conduct or agreement of buyer does not waive remedies.No act or agreement of the retail buyer before or at the time of the making of a retail installment contract, retail charge agreement, lender credit card agreement, or purchases thereunder shall constitute a valid waiver of any of the provisions of this chapter or of any remedies granted to the buyer by law.[ 1984 c 280 s 9; 1963 c 236 s 16.]
Washington Legal Code