<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
How old do you have to be to rent a car?
<|assistant|>
The minimum age to rent a car varies by company, but most require drivers to be at least 21 years old. Some car rental agencies may allow drivers between 18 and 20 to rent a car with a young drivers fee or other surcharge. Many car rental companies require a valid drivers license and additional identifcation.