There’s all kinds of advice out there about how to make your money grow, the best ways to save for retirement, weathering a recession and the like.

For a lot of people, the better advice would be what NOT to do with your money.

That’s where this article from CNN comes in. Author Jen Haley outlines three all-to-common mistakes that will take a huge bite out of your finances:

• Borrowing against your 401(k) too early.
• Going overboard on buy-now, pay-later plans and getting trapped when the interest kicks in.
• Co-signing a loan for a friend or family member.

CPAs have some words of wisdom as well. Watch the video below to hear some of their best personal finance advice.

What’s the worst mistake you’ve ever made with your money?