Where is the documentation for the song editor?

[Robotor]

I can't seem to find documentation or help files on the song editor. Can anyone point me to this?

 

[pdxdjazz]

*The tutorials in the app can be found here: *Settings>Help
In OSX look under: Help/Tutorials and Help/Help & Support.
Or online at http://irealpro.com/support
)BOB