No failure on the part of Lender to exercise, and no delay in exercising, any right, remedy or power hereunder shall operate as a waiver thereof, nor shall any single or partial exercise by Lender of any right, remedy or power hereunder preclude any other or future exercise of any other legal right, remedy or power. Each and every right, remedy and power hereby granted to Lender or allowed it by law or other agreement shall be cumulative and not exclusive of any other, and may be exercised by Lender at any time and from time to time.