I did some freelance coding over Craigslist, and their account system is optimized for people who run serial ads. To make a new ad is the same, and its kind of

I did some freelance coding over Craigslist, and their account system is optimized for people who run serial ads. To make a new ad is the same, and its kind of a pain, but after that you can repost, cross post, edit, etc. with ease. I'm not 100% sure I'm remembering this correctly, but I believe it forces you (or at least is very insistent) to register an account after you've made a certain number of posts over a certain period of time.