I understand. It's just that I think that I've been given them just for the heck of it. I know that I don't know everything and I'm trying not to sound as so,but I know that I've been given the x just on when I've given my opinion. Just because one doesn't always agree with the other makes either one wrong or right. Most of my knowledge has come from reading, talking to others, working on my own cars and other people's vehicles. I'm learning though