13. Entire Agreement.
This License constitutes the entire agreement between you and D&B with respect to the Application and supersedes all prior or contemporaneous understandings regarding such subject matter. No amendment to or modification of this License will be binding unless made in writing and signed by D&B. No failure to exercise, and no delay in exercising, on the part of either party, any right or any power hereunder shall operate as a waiver thereof, nor shall any single or partial exercise of any right or power hereunder preclude further exercise of any other right hereunder. In the event of a conflict between this License and any applicable purchase or other terms, the terms of this License shall govern.