<human>:  What do I need to know before buying a car?
<bot>: Before buying a car, you should make sure to do your research and understand the different types of vehicles available, their features, and the associated costs. Additionally, you should consider which type of car best fits into your budget, lifestyle, and needs. You should also investigate the car's safety features, maintenance costs, and warranties offered by the seller, as well as its resale value. Additionally, you should ensure you understand the loan and financing options available, and test drive the car to make sure it runs well. Finally, you should ask questions to the seller to gain more information about the car.