Millennials have a reputation for being savvy and money smart. It's not that they count all their pennies so much, but that they make sure they make shrewd business and daily life decisions. What can everybody else learn from their approach, therefore, when it comes to cars? How You Spend Your Money Whenever you buy a car outright you are taking command of a depreciating asset. This means that the vehicle will be worth less in five year's time than it is today.