I like to refer to this document as a living one as I am frequently updating it for corrections, improvements, and clarifications. If you have a Google Drive account, opening this document will allow you to access it from your own account in the future. You can also make a copy of it from Google Drive's file menu in case you want to keep a static copy for your own edits and additions.
If you'd like to leave a comment in the document, please feel free to do so. It helps to have a fresh pair of eyes on it, and I'm interested in any suggestions or questions you might have.