It just comes down to a total lack of respect, and courtesy, they feel entitled to misbehave because of our work. It must be that crack-ho image playing in their heads. Hence the question, we get asked, "why do you do this?" What they are really asking, is "you seem relatively normal, and show of signs of track marks up your arms, and you sound intelligent, so why would you choose to suck cock for a living, is there something else wrong with you, that isn't apparently evident."