Have you ever seen the Soup Nazi episode of Seinfeld? I cannot speak about sales or rentals, but its fairly stressful to ask about help finding a part. Perhaps the guys could remember that we are not the experts even if we work on the machines ourselves. Some
That being said, there is a middle aged guy in there that is really helpful when you ask a bunch of questions. He anticipates what you might ask next and is typically one step ahead of you.