CliCK HERE TO LEARN ABOUT nada blue book value and new car price quote! Buying a new car may be one of the biggest decisions you make financially. Understanding the car invoice price, rebate policy, or the blue book value of a used car you are interested in are just a few of the pieces to the new car or used car buying process whether online or at a dealership. Our car buying tips will help you navigate through the process with the least upheaval in your life. We have assembled a wide variety of helpful car buying tips with commonly asked questions and answers.