If you want to buy a new vehicle at a discount, then consider trying to trade in car online. Offer your used car to the dealer so that the cash equivalent can be slashed from the unit being purchased.
This can be a great option for those who would like to sell their cars fast and obtain a new unit right away. Often, people will try to sell their cars to end-users online but get bogged down by failed negotiations and dubious buyers. With a dealer, you can be certain of an immediate and legitimate transaction.
You can do some research if you are not sure about a company. See if there are any reviews about them on the trading site itself or on the outside. You may also ask people within your community if they are familiar with the name and their services.