Welcome to Used Car Dealer, in which you'll be running a used car business from the scratch. Keeping your used car business in operation means taking every step to ensure that you're an honest dealer. Unsaon pag dula: Acquire more vehicle inventory from used-car sellers. Hire assistants and salespeople to help talk with customers. Train your salesperson to assist customers and ask questions about what the customer needs. Calculate a “bottom dollar” for each of your used vehicles. Pag-abli various models of used cars and make more money.