Autism: The super power for car buying that exhausts

I did the math, and I've bought 13 new cars. That's nuts. Of those, I had to negotiate a deal for 10 of them (the other three were Tesla online orders). The first one, a Toyota Corolla that I leased right out of college, was not a very good deal, because I didn't know what I was doing. But my dad filled me in on all of the dumb shit that they do after that, and I'd consider him an expert since he…