The Parties agree to use commercially reasonable efforts to cooperate with respect to sharing, retaining, and maintaining data and records that are necessary or appropriate to further the purposes of this Section  6.6 and to administer its respective Benefit Plans to the extent consistent with this Agreement and applicable Law, and the Parties agree to cooperate as long as is reasonably necessary to further the purposes of this Section  6.6 . No Party shall charge another Party a fee for such cooperation.