How to Stop Others posting in my wall in Facebook?
You can modify your wall doing something settings changes on your facebook page. Here how to change this settings:
You can block your facebook wall so that your friends unable to post anythings in your wall.
So to stop this things happened to you in Facebook you have to change your privacy settings page. Go to Your Account then privacy settings page click on customize you will find the word"Friends can post on my wall" Just disable it. If you want to activate again click on enable it. So that's how you can control Facebook wall page now.