I think the lessons on this site are fairly far removed from a complete and accurate transcription of any copyrighted work. They are usually in a different key/pitch, often fragments of songs with subtle variations and are for teaching purposes.
Maybe you should start drawing more of a line Kirk... 'This song is in the style of..xx. it is in the key of G, has no intro, no lyrics and the end of the verse section is embelished with ...'
I agree with missileman as long as it's your own interpretation it should be fine. Take that freedom and run with it
