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