Moorpark Auto & Smog

Ok, so they actually have great service here and nice employees no doubt about it. However, after having paid 360 dollars for changing the rotors on all the wheels, I was told the awful bicycle-sound from my brakes would disappear. After no improvement, I took it back, and they did it all over again without any extra charges. Still, the brakes sounds horrible when I use the,. What's the point with giving great service if you can't fix the problem adequately? I guess it's just another example of how the Auto-Industry will do any kind of job as long as they make a profit...