There are many cars parked at the wrong places in busy cities. This causes problems like blocking of roads, traffic jams, and delays for emergency vehicles. People often aren't aware of whom to contact when a car call the owner and ask them to move their car. It is neither safe nor easy to share phone numbers. We, therefore, It made a mobile app called the Public Vehicle Notification System. Each car has a QR code on it. If a problem is spotted by someone, they can scan the code with the app and send a message to the car owner. The owner immediately receives a notification on their phone. No phone numbers are exchanged and everything is private, while the application also entails safety measures that can prevent its abuse. It can be used by police in Emergencies too. The system makes parking better, keeps the roads clear, and improves communication between people . The Public Vehicle Notification System is an Android-based mobile application designed to address the growing problem of improper parking in busy urban environments. Vehicles parked in restricted or inconvenient location might cause disruption of traffic flow, congestion, and delays. emergency services, such as ambulances and fire trucks. Traditional methods like honking, Announcements or towing are either ineffective or time-consuming. This system introduces a Smarter alternative would enable users to inform vehicle owners instantly using QR codes without revealing any personal contact information.

Keywords- Improper Parking, QR Code, Android App, Traffic Management, Real-time Notification, Privacy Protection, Secure Communication, Emergency Support, Smart Parking Solution, Vehicle Owner Alert, Urban Traffic Flow, Misuse Prevention, Public Assistance System.