That's because a lot of time the suggestion is more along the lines of "Why bother changing your brake pads on your old car when you can just buy a new car with

That's because a lot of time the suggestion is more along the lines of "Why bother changing your brake pads on your old car when you can just buy a new car with new brake pads" than "You should really change the oil in your car." Nevermind the fact that your old car is a truck that you need in order to haul things, is easily repairable and you know how it works inside and out and people are telling you to get a SmartCar to replace it when you really just need new brake pads.