This is a video produced by a presentation training company as an example of how NOT to make a Powerpoint presentation.Have you sat through terrible presentations at the office? Post a comment about this video as well as the painful meetings you've endured and we'll try to produce a clip on that topic. If you think your staff needs presentation training, check the link at the end of the video.Here's a list of the errors our presenter makes you can watch for:Clothing (tie, jeans, shirt untucked)Supplies crash to floorStrange microphone "test"Throwing pencils?Poor contentBad slide preparationSinging?!Table crashWhat else did you find?