Learning The Notes (DG Melodeon) - Part 1

The first in a series of nine tutorials that will help you learn and understand the complete set of notes of your DG melodeon. The course won't teach you how to play, but will hopefully help you in understanding your instrument a little better.
This first video serves as an introduction. The actual teaching part begins in Part 2. Here's a quick index to the content of each part:
Part 1 - Introduction (this video)
Part 2 - Inner row, lower octave (G, A, B, C)
Part 3 - Inner row, lower octave (D, E, F#, G)
Part 4 - Extending the G major scale
Part 5 - Outer row, lower octave D major
Part 6 - Outer row, upper octave D major
Part 7 - Inner row, high notes
Part 8 - Chin end buttons (inc. accidental/low notes)
Part 9 - Basses + right hand chords