State Farm Mut. Auto Ins. Co. v. Virginia Differding , 69 Ill. 2d 103 ( 1977 )
Stein v. County Board of School Trustees , 40 Ill. 2d 477 ( 1968 )
Zekman v. Direct American Marketers, Inc. , 182 Ill. 2d 359 ( 1998 )