What is the tender rule in mortgage law?

prejudice or harm; and (3) the plaintiff tendered the amount of the secured indebtedness or was excused from tendering." (Chavez v. Indymac Mortgage Services (2013) 219 Cal.App.4th 1052, 1062.) Exceptions to the tender rule include when "(1) the underlying debt is void, (2) the foreclosure sale or trustee's deed is void on its face, (3) a counterclaim offsets the amount due, (4) specific circumstances make it inequitable to enforce the debt against the party challenging the sale, or (5) the foreclosure sale has not yet occurred. [Citations.]" (Ibid.)