How To Control The Visibility Of Facebook Wall Posts

Since Facebook redesigned their privacy settings, many users have become confused with the difference between wall posts, tagging, commenting and how to control the visibility. I regularly receive emails asking about making wall posts private among other things, so I figured it would be a good idea to clarify the difference between wall posts (on friends walls), restricted updates, and comments. This brief guide will explain the difference between each and some of the best practices for posting updates.