I recently attended an errors and omissions insurance seminar that featured a power point. Jealous? I was shocked that people still create power points that are word for word with what the speaker is saying.
Please never do that.
The minimum standard has been set by Guy Kawasaki. The next presentation of yours will be vastly improved by following Guy's advice.
If you need some creative motivation, view the entry's in Guy's World's Best Presentation Contest.