What does Mt Everest have to do with teaching guitar?
Image you decided to climb Mt Everest. It is a difficult and dangerous climb and one you would need to prepare for. You find a guide who knows the mountain well. You would expect this guide to give you detailed instructions of what you will need and what to expect before you ascend the mountain.
Climbing Guitar Mountain
Now image you are the mountain guide and your students are depending on you to take them to the top of Guitar Mountain safely. By mapping out the journey before you start you students are better able to prepare both mentally and physically for the climb. Guitar students will get to certain points in their learning where they will feel overwhelmed or lose motivation. If they know in advance what to expect they will recognize it and move past it.