Show HN: Craigslist Car Search 
According to the Craigslist Terms Of Use (http://www.craigslist.org/about/terms.of.use)7. CONDUCTYou agree not to post, email, or otherwise make available Content:
...u) use automated means, including spiders, robots, crawlers, data mining tools, or the like to download data from the Service - unless expressly permitted by craigslist;I am wondering if you already have permission from craigslist?