Craigslist
Craigslist discriminating against every one's posting. Beware: don't work in vain
Craigslsit blocked my posts for over a year now, by not letting me know the reason why. They simply let me go through posting acting like I posted successfully, but when you search for your post, it is not there on their search engine; Further more, on the fake one they present to you, if you tried ...