Do not read This one is easy: you should not read from notes. It does not matter if you stutter, search for your words, nothing—NOTHING!—is worse than someone reading from notes instead of presenting.
Reading prevents you from connecting to your audience! If you read because your are unsure what you have planned to say, you need to move to the second piece of advice below: rehearsing.
People who read from notes sometimes say that they are afraid to forget to say something.