Or so they say. Some of these are pretty good...
www.cracked.com/article_20089_the-6-most-eerily-convincing-ghost-videos-youtube.html (http://www.cracked.com/article_20089_the-6-most-eerily-convincing-ghost-videos-youtube.html)
That thing with the baby arms coming under the door in the last video was cool as hell! Creepier than most stuff in big budget movies.