I posted a version of this a few weeks back and got some good feedback - thanks everyone!
I listened to your feedback, practised more, worked through some Kevin Richards lessons, and also used a new mic., with these results:
http://www.muziboo.com/guitargeorge/music/heaven-on-their-mind
I'm much happier with it now. Any suggestions for improvements or further work?
If not, I think I'll move onto something else now, does anyone have any suggestions of something which presents some similar challenges and variety? (and for which a backing track might exist)
George