Improperly cleaning a car before washing is one of the main reasons for fine scratches to a car's paint.
A bird can create one of the most damaging “natural disasters” to a car’s paint. Bird droppings need to be washed off immediately. They contain acids that harm the paint film.
Rust is your car body's biggest enemy. So the moment you see rust affecting any part of your car, get it repainted immediately, before the problem spreads to other areas.
Try to find a parking space in the shade. Prolonged exposure to the UV rays of the sun affects the paint film.
Under body coating before monsoon prevents rusting during rainy seasons. This provides anti corrosion which protects the under body from rust which are the main enemy for the car.