Notes:

https://www.youtube.com/watch?v=XTgfYSgh2FU
https://www.youtube.com/watch?v=QyCVTY4AKcE
https://www.youtube.com/watch?v=6D_OuASQkUs
https://www.youtube.com/watch?v=jk9lmLSkc34
https://www.youtube.com/watch?v=Je8AxQyuw6k
https://www.youtube.com/watch?v=4fHVpZjhcuo
https://www.youtube.com/watch?v=ztzq05IzYds
https://www.youtube.com/watch?v=pEwxguHUi_U
https://www.youtube.com/watch?v=w8mH-h03gs0
https://www.youtube.com/watch?v=o7Ou3YbVHlo
https://www.youtube.com/watch?v=BUuDgB8qwzE
https://www.youtube.com/watch?v=lB-3tFuQwqA