HandicapFusekiQuestion3

Nine Stone HG-opening dia.(1)  

Dia. [1] tderz: Often I do play this opening as white in our club.
I taught them ^[4] moves as , , and (out, out, split!). I think is better than at a.

Nine Stone HG-opening dia.(2)  

Dia. [2]: I also taught them that white (I guess not only me) very much dislikes , because it works so well together with the two . Often I play at b instead of a in order to avoid "book" moves.
Knowing this, Black better had played there.

Nine Stone HG-opening, dia.(3)  

Dia. [3]: - are trying for sabaki. Could you please comment on the moves?