351.13  PARKING ON POSTED PRIVATE PROPERTY.
   If an owner of private property posts on the property in a conspicuous manner, prohibition against parking on the property or conditions and regulations under which parking is permitted, no person shall do either of the following:
   (a)   Park a vehicle on the property without the owner's consent;
   (b)   Park a vehicle on the property in violation of any condition or regulation posted by the owner. 
(ORC 4511.681)