In the event suit or action is instituted to interpret or enforce the terms of this Agreement, or in connection with any arbitration or mediation of any dispute, the prevailing party shall be entitled to recover from the other party such sum as the court, arbitrator or mediator may adjudge reasonable as such party’s costs and attorney’s fees, including such costs and fees as are incurred in any trial, on any appeal, in any bankruptcy proceeding (including the adjudication of issues peculiar to bankruptcy law) and in any petition for review. Each party shall also have the right to recover its reasonable costs and attorney’s fees incurred in collecting any sum or debt owed to it by the other party, with or without litigation, if such sum or debt is not paid within fifteen (15) days following written demand therefor.