No failure on the part of Lender to exercise, and no forbearance, delay or omission by Lender in exercising, any right or remedy hereunder shall impair such right or remedy or operate or be construed as a waiver thereof or any acquiescence therein, nor shall any single or partial exercise of any right or remedy hereunder preclude any other or further exercise thereof or the exercise of any other right or remedy hereunder.