When you combine the right image, with a professional design,  your Custom Craigslist Ad Design will stand out on a page and attract the attention your product or service deserves. 4 Easy Steps To Craigslist Success. 1. Simply Include any photos, graphics, text or design elements you require. 2. Relax while your Craigslist Ad is created. 3. Review your design sent to your email box. 4. Send your feedback and I’ll quickly make any needed modifications.. If you don’t know how to post your custom ads design on Craigslist, I would be happy to walk you through the process, step by step.