Section 810 ILCS 5/9-603 - Agreement on standards concerning rights and duties(a) Agreed standards. The parties may determine by agreement the standards measuring the fulfillment of the rights of a debtor or obligor and the duties of a secured party under a rule stated in Section 9-602 if the standards are not manifestly unreasonable.(b) Agreed standards inapplicable to breach of peace. Subsection (a) does not apply to the duty under Section 9-609 to refrain from breaching the peace. P.A. 91-893, eff. 7/1/2001.