Why isn't anyone posting comments on my Facebook wall?
It may be that they don’t have permission to! If you want your Facebook friends to post to your wall, you may need to update your privacy settings. a) Go to your Facebook profile page and click on “Options” which is located under the “What’s on your mind? – Share” button then click “Settings”. Check the box for “Friends may post to my Wall” under the “Stories Posted by Friends” section. – or – b) In the upper right hand-corner of any page on facebook go to Account > Privacy Settings > Customize Settings > Scroll down to Things others….