Many thanks, I'm  very newby on this so this is very helpful

You could also try these ... from this very forum ... they have a lot of hits and some www notoriety  :

http://forum.bandamp.com/Lessons/29664.html
http://forum.bandamp.com/Lessons/29817.html
http://forum.bandamp.com/Lessons/30305.html

I'll have a look, many thanks