All cars hold by the used car dealership and destined for sale, should identify the fact clearly on cars' or within them. This should remove any ambiguity and make the car identification process clear for the intending buyer. Of course, the dealer's location should also be clearly marked by a signage stating: 'Used Cars for Sale' or similar.

At the back of the sign, used car dealers must indicate the complete name and address of the dealership, along with the contact numbers where consumers could call on for possible complaints or any concern in the future. The sign is also called a guide, as it contains all relevant information that the buyer may be interested to know. This way, used car dealers can give confidence to the buyer and at the same time build credibility and reputation for good customer service.

Used car dealerships must also indicate important information in the buyer's guide in accordance with the national automobile dealers association used car guide such as the following: information that would tell if the vehicle goes with a warranty or not; the different services that the car dealer could offer (insurance, accessories, etc.); other promises that must be put into writing; the various mechanical and electrical systems; which parts of the used car should the buyer watch out for; a reminder for the buyer to look for an independent mechanic to handle inspection of the used car for sale, before he comes up with the final decision.

Buyer should be able to check if the vehicle identification number of the car offered for sale is the same as that stated on the title. Dealership should make sure, that the ownership title is clear.

The online presence is very convenient not only for the dealers, but for the prospective customers as well. The former can considerably reduce their administrative costs, by exchanging info about stocks' availability between members. Then, if a need arises, they can shift used cars between dealerships, as needed. The later, can search for their ideal used car make and model from the comfort of their home. If they're able to locate the used car they want to buy, even some 300 miles away, it can be shipped to the nearest dealership, conveniently close to their place of residence.

One advantage of dealing with a used car (network of) dealers is the assurance that member dealers are legitimate and do have used car dealers license. Used car dealers are obliged to come up with the necessary documentation, paperwork, manufacture warranty, and other licenses. They are also expected to help any customer with related matters, like trade-ins and after-sale service information.

If a buyer wanted to negotiate with a used car dealer directly, he may do so and may even benefit from it by haggling for a lower and better price. It is best to scout for cheap used car dealers in town and directly talk to the dealer. After doing some searching, the buyer can visit the dealer and haggle with the price quote initially shown in the website or in the car yard itself. Regardless what is shown to the public (the so called official price), the buyer can still negotiate for a lower price. The dealer is also expected to provide the buyer with a copy of the used car warranty. Similarly, the car has to have a current registration, and insurance.