Right of Termination This Agreement and the transactions contemplated hereby may be completely terminated at any time at or prior to the Closing: (a) by mutual written consent of the Parties; (b) by either Seller or Buyer if the Closing shall not have occurred on or before October 31, 2013; provided, however, that (i) no Party shall have the right to terminate this Agreement pursuant to this clause (b) if such Party is at such time in material breach of its representations and warranties set forth in this Agreement or negligently or willfully failed to perform or observe its covenants and agreements herein in any material respect and (ii) such date shall be postponed to the extent necessary to resolve all disputes being arbitrated pursuant to Section 8.8 under this Agreement or under any of the Cinco Purchase Agreements; (c) by either Seller or Buyer if any Governmental Authority shall have issued an order, judgment or decree or taken any other action challenging, delaying, restraining, enjoining, prohibiting or invalidating the consummation of any of the transactions contemplated herein; or (d) If the sum of (i) the Aggregate Title Defect Value (which shall include any unresolved disputed Title Defects and any unCured Title Defects, whether or not Seller has elected to attempt to Cure), plus (ii) the Aggregate Environmental Defect Value (which shall include any unresolved disputed Environmental Defects and any unRemediated Environmental Defects, whether or not Seller has elected to attempt to Remediate), plus (iii) the aggregate costs to repair or restore any portion of the Assets subject to a Casualty Loss (or condemnation or eminent domain, the Allocated Value of such Assets) and any other Damages related thereto, exceeds 15% of the unadjusted Purchase Price, then either Seller or Buyer may terminate this Agreement upon written notice to the other parties hereto; provided, however, that Buyer may not terminate pursuant to this Section 12.1(d) until such time as Seller shall have had a reasonable opportunity to Cure any Title Defect or Remediate any Environmental Defect.