You have expanded expertise at ranged combat.
Prerequisites
Precise Shot, Rapid Shot, Archer path class feature, manifester level 10th, base attack bonus +6.
Benefit
Half of the competence bonus from your Archer trance is added to your damage rolls for attacks made with ranged or thrown weapons (natural weapons do not count for this benefit). In addition, when using the Archer maneuver, you may perform a bull rush attempt instead of a trip attempt.