Tax Court February 2010 casesDavidson v. CommissionerBigley v. Commissioner, T.C. Memo. 2010-29Purdy v. CommissionerAment v. Commissioner, T.C. Memo. 2010-28Precourt v. CommissionerMaselli v. CommissionerKosola v. CommissionerMatthies v. Comm'r of Internal RevenueRoyster v. Commissioner