If you want to expand your trucking business, you'll need to expand your fleet first. If you've decided to buy new semi-trailers, it's time to rethink that decision. You might think buying your semi-trailers is the best plan. But, that's not the case. When you own a trucking company, leasing your semi-trailers is the better option. If you still plan to buy your trailers, read the list provided below. You'll find four reasons to lease your semi-trailers instead.