I like this for the flow of the presentation and style. A slide with color block followed by something with more texture. What if the slide was split into 1/3s and in the bottom third you saw part of the next slide to come? Maybe not content-wise but style wise?
"The Designer's Guide to Startup Weekend," PowerPoint presentation design by Iryna Nezhynska, via Behance. I love the simple colors and flat shapes, with the plays on typography and infographic design.