Ever notice lessons about personal finance are often missing from your teen’s class schedule? Of the 3.7 million high school graduates in 2019 alone, few received any formal education on how to handle income or answer big questions such as what to spend on rent, whether to buy or lease a car, or how much to put into savings. Not being educated about financial matters early on can put young people at a disadvantage later in life. From accumulating debt and not saving, to holding onto cash when investing may help grow money over the long term. Here’s what you can do to address the most common teen money mistakes and set them up for a better start in the real world.