Here's a quick example I used in my eBook, Ten Tips for More Effective Presentations, of the normal (bad) PowerPoint we are all used to:
The fairly unpleasant background is a standard PowerPoint template. The print is so small that you can barely read it. Not to mention, there are 4 different points your brain is trying to digest. Now take a look at these two slides:
Above, two of the four points taken from the bad slide are broken out into individual slides. The speaker can now focus on each point without the audience getting confused or reading ahead. The color scheme and model help the audience understand that the points are separate but related.
