Design is a job
Excellent presentation title🙂 “13 Ways Designers Screw Up Client Presentations”. If you can’t set context and present your ideas, your pretty much dead in the water. Watch the presentation, and read the book. Probably worth a watch/read by anyone that needs to present to clients – standard consulting stuff. High up on my list is the second bullet points in Mike’s article, “Not getting off your ass”:
Being on your feet will allow you to walk from person to person as they ask questions, simultaneously making you look more confident and allowing for more intimacy.
It should go without saying that you dressed nicely and your hands are out of your pockets