This Agreement will be governed by and construed in accordance with the law s of the State of Texas and any dispute arising under this Agreement shall be adjudicated in the State and/or Federal courts of the State of Texas. Should any provisions of this Agreement be held by a court of law to be illegal, invalid or unenforceable, the legality, validity and enforceability of the remaining provisions of this Agreement shall not be affected or impaired thereby. This Agreement constitutes the entire agreement between the parties relating to this subject matter and supersedes all prior or contemporaneous oral or written agreements concerning such subject matter. This Agreement may only be changed by mutual written agreement of the parties hereto. This Agreement may be signed in one or more counterparts, each of which shall constitute an original and all of which together shall constitute one and the same agreement.