Or trading in a car on good faith that they will pay off the trade in.
But months pass and they don’t pay it off..
Then, after escalating, they pull a fresh payoff amount directly from your bank and pay that.
Leaving the buyer with either:
a) late payment marks on their credit from the old loan not being kept current with monthly payments, or
b) several months of lost monthly payments towards the loan for a vehicle that is no longer in the buyers possession