If you receive a $50K windfall, have a small car loan, no credit card debt, and limited expenses, what should you do with the ...

Paying it off early saves interest, but investing that same money over 15 years could easily net $100K–$200K more, depending on returns. That’s not a gamble. That’s math.

You can usually pay off a personal loan early, but you might have to pay a fee. Though rare, some lenders charge prepayment penalties, which can be a flat fee or a portion of the remaining interest.