Understand your audience. It's SO easy to assume knowledge. When I talk about python, I now give a quick intro to the command prompt. I started out assuming ev

Understand your audience. It's SO easy to assume knowledge. When I talk about python, I now give a quick intro to the command prompt. I started out assuming everyone knew how to use the command prompt. A lot of times, you forget that the stuff you "just use" may be new to the listeners.