For any reason, this Repurchase Agreement at any time shall not be in full force and effect or ceases to be enforceable in accordance with its terms, or any Lien granted pursuant thereto, or any Person (other than Buyer) shall contest the validity, enforceability, perfection or priority of any Lien granted pursuant thereto, or any party thereto (other than Buyer) shall seek to disaffirm, terminate, limit or reduce its obligations hereunder.