Giving computer presentations can be overwhelming and even difficult. Trying to present your own idea in a way that will get other people on board with what you want to do is a big task. If you are video conferencing or audio conferencing, things might be a little different but if you are face to face with the people who are going to be watching your computer presentations, it makes things a lot easier. That’s when things are the most nerve wracking anyway; having real live people sitting in front of you, waiting for you to wow them. Here are a few things that you should do and have before giving your presentation.