I'm often blamed for complaining about my student-loan debt. But I was never taught financial literacy, and I built up debt as a kid based on misguided advice. I was trained to believe the more expensive colleges were better. After a three-year pause, my student-loan repayments are starting again, and I'll be paying $350 a month. During the payment pause, I've finally been able to save up a chunk of money for a down payment on a house. It's been my goal to buy a condo and rent it out on Airbnb as an investment. But now I won't be...