if you've got a lot of money, it usually means that you've got something that a lot of people want and are therefore willing to pay for. and if you want to prove that, all you have to do is pay for something that is both expensive and very visible, such as flashy advertising. if you see megacorporation-grade advertising on a product, you're subconsciously going to assume that it's really popular, and that it's popular for a reason.