I soul hold the title until all find are paid and cleared. Its the best way to guarantee you'll get rugger rest of your money. But to be fair to both sides, Write up a clear contract explaining year make and model of car worth the vin #, the money that had already been paid, and the agreement for the remainder off the money. Both of you sign it and have it notarized..most banks do that for free.. if you give tithe yorker before you get all router money, it is very tough to recovery the unpaided balance.
Not till paid in full. You give up the title and you give up the rest of the money. With a title you still own it and can repo it. when they have the title they can say they paid and that's why they have the title.