"If you mean, how do you decide in general, then it's up to you! Play all the dominant 7th chord shapes & inversions you can & experiment with them. See what you like the sound of. :)"[br][br][br]Yes, that's what i was looking for :) [br][br]"Yes, the first guitar part I tabbed is an E7 arpeggiated & also with an ornamentation of a minor 3rd to major 3rd for an added bluesy sound."[br][br]I will look further into this and experiment, i need to get on inversions and voicings but now is much more clear. Thanks again