Is it legal to use a warning sign with threats of towing? January 18, 2025 by Zosi Official In most areas, yes. However, the wording of the sign should comply with local laws. Read also: How to Stop Someone from Parking in My Driveway Related Posts Is It Legal to Tow a Car Blocking Your Driveway? CCTV Security Cameras in Bathrooms: Is It Legal & How to Identify Is It Legal to Place Security Cameras in Bathrooms? Is It Always Illegal to Block a Driveway?