Radio Times Song of the Summer with Marty Moss-Coane
Hookpad has completely changed my "songwriting life"!
Dan Gruemmer
I've have been looking for a resource that made writing music comprehensible. This is that resource.

Jeremiah Spassion (iBooks review)
Absolutely loved your first book, Hooktheory I. I learned so, so much. Currently going through it a second time. Can't wait for the next one!

@rogerclark