2Crunk, as long as you have the latest edition, follow this simple rule: Items found in Red are critical and should be removed immediately.
items found in green are NON-critical and it's up to the user's preference. Read this article.
http://www.safer-networking.org/index.php?page=tutorial
And his page on FAQ is quite useful - you should take a look at sometime.
http://www.safer-networking.org/index.php?page=faq