Not all sources are trustworthy as the used cars classifieds. This can be a great place to find the car that you want and you will have some options to choose from. Once you determine exactly what you are looking for you will then be able to begin finding your dream car. You can search it in you local newspaper that has a great section for second-hand car classifieds all you need to do is to check it out at least weekly.
There are a lot of newspapers that run larger sections on classified ads such as the used cars section. You may find cars advertised that are not advertised in the larger papers and this can help you to find a perfect yet old car without all of the fierce competition. You may have a bit longer to make a decision and you will not have to worry about someone buying the car while you are considering it.