A lot of discussion about whether one lead type is better than another or whether a lead generator is hurting the car business is actually a bunch of bull.  Who cares, in the trenches it is all about taking care of customers and building relationships.  Carfax made a bold move a while back and got a lot of push back from vendors, speakers and dealers.  What they were trying to do is be CUSTOMER CENTRIC, something we all talk about but rarely accomplish.  The same thing with ZAG, their…