The purpose of a BMW sales rep is to sell cars and It's no surprise that many don't know the products they sell. I believe that many people who buy vehicles don't know any more than the sales reps do so there you are..... If only a customer could get a big discount for sales rep ignorance...

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"What you hear in a great jazz band is the sound of democracy. “The jazz band works best when participation is shaped by intelligent communication.”
Harmony happens whenever different parts get to form a whole by means of congruity, concord, symetry, consistency, conformity, correspondence, agreement, accord, unity, consonance…….