The other greast thing with a briefing folder is that it keeps your lessons structured.
Whilst the pupil can look at the images on the right hand page, on the left hand page it provides you with the outline of your driving lesson.
This is EXACTLY the same structure that is needed for the ADI Part 3
Recap - what we did on the last lesson
Objective - Today we are are going to do.....
Checklist - The items you need to mention
If they are more experienced - then all you need to do after recap and objective, is ask a couple of key questions, as to their knowledge on the subject.