You don't buy a car to flip with attachment, if you care what home they go to you will never make money. I have had over 80, some I like more than others but at the end of the day it does not matter who buys your product as long as it sells and you have the cash in your hand.
CL and every other place will have tire kickers I have got to the point I don't let anyone drive the car or me drive with them unless I physically see the cash until then all else is a waste of time. Only exception to this is if I feel it is a large enough amount that someone would be getting a loan out and in that case I still am highly picky about letting them