There are many answers Depending on the needs of the buyer at all. - For those who need a used car, angelic condition. Look for used cars under 3 years old. - For a used car in the middle of the middle price, choose a used car about 5-7 years old. - For those who want a used car that focuses on use. not focusing on beauty Can choose a used car over 10 years old, but must be someone who has a certain level of knowledge of the car. because they may encounter problems often and may need to be repaired often as well