Supreme Court of Texas April 1980 casesTexas Alarm and Signal Ass'n v. Public Util CommAllred v. LowryOrtiz v. Great Southern Fire and Cas. Ins. Co.Forbes v. WettmanG. M., in Interest ofCrystal Investments v. MangesGulf Ins. Co. v. BoboSiebenlist v. HarvilleRizk v. MayadState ex Rel. Needham v. WilbanksNovak v. Stevens