Call and response.
If you use this blues concept in your accompaniment you might end up playing something like this.
It uses the I chord in different forms and places on the neck.
On the IV and V chords you could do something similar.
You could even play a different chord on every beat.
Listen to someone like Freddy Green from the Count Basie Band pull this off.
More of a jazzy way of playing accompaniment though.
(Example 3 and 4 are in the Swing- and Jump Blues Guitar e-book)
