Well, there's no guarantee of profit. You cannot predict 100% of the time who will pay you back. It's pedantic, but it means there is _no_ guarantee of profit

Well, there's no guarantee of profit. You cannot predict 100% of the time who will pay you back. It's pedantic, but it means there is _no_ guarantee of profit Of course, you can get pretty close to 100%, but it's a balance of risk and reward, like most things.