D. Colorado September 2000 casesAvedon Engineering, Inc. v. SeatexBoatwright v. U.S.US West, Inc. v. Business Discount Plan, Inc.National Union Fire of Pittsburgh, Pa. v. KozenyU.S. v. EllisonIn re Porter McLeod, Inc.Pfenninger M.D. v. Exempla Inc.Rothermund v. the City of CraigGillard v. Boulder Valley School Dist. Re.-2US West, Inc. v. Business Discount Plan, Inc.US West, Inc. v. Business Discount Plan, Inc.