directv misleading, deceptive,false advertisment Internet

i had directv installed on 12-06-12 and the picture on all 4 tvs are blurry i called them and they told me in order to get good quality picture i would need to up grade to hd recivers. i told them that i just want basic for the price and at no point didthe sales person tell me or mention that the basic recivers would not give good picture quaity nor is it written anyware on their advertisments .they kept on trying to upgrade me now i know thats the catch to make more money . if i would have known that the basic recivers give you blurry picture quality i would never sighned on with directv. they are misleading/deceptive and they advertise false. i called to cancell they said sure for $400.00 dollars. what a ripp off