Write the Demo Speaking Points
To ensure a smooth demo, the instructor must know more than what keys to press. The instructor must also know what to say. The instructor must narrate the demonstration. An experienced instructor may be able to come up with a good narrative as he or she delivers the demo. Unless you know the instructor is capable of this, you should write speaking points for the instructor to use while delivering the demo.
These speaking points do not need to be a word-for-word script. However, they do need to include every piece of information, every fact, and concept that the instructor must convey during the demo.
For example, suppose the instructor is demonstrating creating a new claim. The process begins with selecting the menu item, File | New Claim. Your speaking points do not need to include the fact that the instructor is selecting File | New Claim, because the students can see that. However, you may want to include a speaking point about the fact that this menu item...