There will be plenty of choice if you are buying a used Fiat Punto. Be prepared to wait for the engine and trim that you desire. Make sure that the bodywork is free from dents and scratches and that the service history is up to date and that all the relevant paperwork is in order.
There will be plenty of Fiat Puntos for sale on the used market. Make sure your car is in a good condition with all the relevant paperwork in place and you should return a quick sale.