Does this data support the main message? And in our kitchen reads a sign, "SIMPLIFY" (yes, in all caps).  Guess what?  For FREE, because I'm pumped your reading my blog, I'm going to give you the most powerful presentation editing tool you've ever come across... "Why?" That's it.  That's the tool. 

There are egregious typos, including one where the offending word is actually written in all caps for emphasis. If the guru thinks that all the data and text are critical, he can put it into a workbook for the audience to take home (oh wait, they already did that, except it's a notebook that contains the whole slideshow. I was watching a video the other day, a video of a live presentation given by some well-known marketing gurus. The video was all about how to make a bazillion dollars by following the gurus' tips.