We hear so many bad things about debt these days that it can be easy to think that all debt is bad. However, there are times when it is a good idea to borrow money and a profit can actually be made out of it. For example if you can borrow money at a very low rate or even for free then it is worth doing so. You will then be able to invest the money you have gained and make some interest out of it. This is obviously only suitable for you if you will be sure that you will not touch the money. You need to guarantee that you have enough to pay off the debt, or else you could end up paying a huge amount of interest and that would defeat the object of borrowing the money. Another way of making money out of borrowing money is to get a cash back credit card. Use it for all of your purchases during the month and you will get some money back form them. Then pay off the full balance when your statement comes through. The return is likely to be small but if you normally pay off your full balance then it is worth having a cash back card and they will pay you to use it.