Negligence Per se:  An actor is negligent if, without excuse, the actor violates a statute that is designed to protect against the type of accident the actor’s conduct causes, and if the accident  victim is within the class of person that the statute is designed to protect. RST 12  
Ex. Ross v. Hartman typically prohibits leaving a car unattended w/ keys in the ignition
Ex. Dram Shop Act: Vesley v. Sager holds tavern liable for selling liquor to an intoxicated person