Craigslist Posting Service - CL Marketing for small business. We offer you the most professional and reliable craigslist posting service available on the web. Our service will put your CL marketing campaign in front of millions of Cl user 6 days a week (Monday through Saturday). PLUS (this is a huge reason to buy our service): when you advertise on CL, that ad has a lot of chances to show up on the first page of Google. Remember that nowadays there is a whole industry of SEO experts that will charge you thousands of dollar with the promise of bringing your website on the left site (natural search) of Google. With our program, since we strategically use keywords relevant for your business there are very good chances that your CL ad will also show up in the first page of Google (completely free). That means you are exposing your business not just to the millions of CL users but at the same time you are reaching the Google audience!.