http://www.waltermartinsales.com/craigslist-used-cars-for-sale/ – Over the last few years more potential car buyers have used Craigslist.org to find a used car, truck, van or SUV. Some have taken advantage of Craigslist cars under 600 dollars. Note that vehicle under $600 are not always going to be of the best quality. In fact, many of these vehicles could have transmission or engine problems.
Craigslist Miami Used Cars:
http://miami.craigslist.org/cto/
Used Cars for Sale by Owner:
http://www.autotrader.com/cars-for-sale-owner.jsp