This commitment will be effective upon your acceptance of the terms and conditions of this Equity Commitment Letter and will expire on the earlier to occur of (i) March 2, 2016, (ii) the Closing pursuant to the Agreement or (iii) the termination of the Agreement pursuant to its terms. By your acceptance hereof, Piceance acknowledges, covenants and agrees, on behalf of itself, its affiliates, and any person claiming by, through or on behalf of any of them, that all claims that may be based upon or otherwise relate to this Equity Commitment Letter or the negotiation, execution, performance or breach of this Equity Commitment Letter, including any representation or warranty made or alleged to have been made in connection with, or as an inducement to, this Equity Commitment Letter, may be made only against (and are expressly limited to) Par, and no other person (including any past, present or future director, officer, employee, member, partner, manager, direct or indirect equityholder, management company, affiliate, agent, attorney or representative of Par) shall have any liability or obligation in respect of this Equity Commitment Letter or any such claim.