After the purchase of any new car, an opportunity to rust proof arises. Should you do it, or is it just a waste of money? First, it's important to know what rust is. Rust is an example of corrosion.

Just before you close the deal on the purchase or lease of a new car, you'll have to sit down with the finance office, which will try to upsell you with this add-on or that package. At this point, you ...

CR advises on what products and services to buy in a car dealership's finance office, looking at extended warranties, VIN ...