I’m not rich. Not even close. My husband is a firefighter and I’m a teacher. Yet we still find ways to travel a ton throughout the year. That’s because I have uncovered so many secrets about how to travel for free. And yes, it is possible. We’ve always had one travel credit card that we used for all purchases. My husband opened it probably at least 10 years ago, and I was an authorized user on the card. We’d put all of our everyday purchases on that one card, and we’d earn enough points to get a few hundred dollars towards our next trip. It wasn’t a ton, but it…