Very very bad

Bought a car at markon a clio renalt in a 5months it stopped running while I was on my way to work alternator wasnt charging i call jaco he sounded as if they will help he said bank call him he needs my help I sent the currently mileage I dd exactly after that's he never gave a respond I'm stuck now. When you have to buy they are very nice cos they want you to buy you can trust everything they say until you face the reality