When dealing with this crowd, thats a given 
A couple of years ago, I was trying to buy two cars from the same dealer at the same time. When I worked out what an LH worthy deal was, and offered to buy these two cars from the same dealer at once they told me in an irritated fashion, “We dont even want to sell you one car at that price, never mind two”. So, its good to have some dealers here on the board who are the polar opposite