No failure or delay of either party in exercising any right or remedy hereunder shall operatr sa awaiver thereof, nor shall any single or partial exercise of any suchright or power, or any abandoment or discontinuance of steps to enforce such a right or power, preclude any other or further exercise thereof or the exercise of any other right or power. The right and remedies of the party hereunder are cumulative and are not exclusive of any rights or remedies that they would otherwise have hereunder.