THIS WRITTEN AGREEMENT AND THE CREDIT DOCUMENTS, AS DEFINED IN THIS AGREEMENT, REPRESENT THE FINAL AGREEMENT AMONG THE PARTIES AND SUPERSEDE ALL PRIOR UNDERSTANDINGS AND AGREEMENTS, WHETHER WRITTEN OR ORAL, RELATING TO THE TRANSACTIONS PROVIDED FOR HEREIN AND THEREIN.  ADDITIONALLY, THIS AGREEMENT AND THE CREDIT DOCUMENTS MAY NOT BE CONTRADICTED BY EVIDENCE OF PRIOR, CONTEMPORANEOUS, OR SUBSEQUENT ORAL AGREEMENTS OF THE PARTIES .