Share '3 String Theory Cheat Sheets'

I'm working on this booklet of theory cheat sheets as a reference to help me with Keni Lee's lessons, as well as generally learning songs and writing new songs. Being an open source and creative commons kinda guy, I figures that it may be helpful for others, so I'll put it up here for free download. If you catch any mistakes, please let me know! By the way, I've got it printed up half size so I c…