This is the support deck for an introductory class I made for Junior Designers, Developers, Product and Project Managers to introduce them to the proper way to use wireframes.
I did this class already multiple times at General Assembly (London, UK), TechLab (Santa Clara, CA) and internally in my consulting job.
It's updated to OmniGraffle 6.
Same presentation, with Keynote:
Clipping is a handy way to collect important slides you want to go back to later.