Full article at Wise Bread
"We have become used to just accepting that the price we see is the price we pay, with very few exceptions. Yes, we'll negotiate on a home or car, but after that, we tend to avoid haggling. However, several major retail stores will actually take part in price negotiations, and will usually give you a better deal than the one you were expecting. You just have to know how to play the game. And it goes without saying — be polite and courteous the whole time. Demanding a discount won't get you anywhere."