Reduced Discipline Cost

Reducing Discipline Costs of your Demon Hunter Skills will allow you to perform powerful Discipline Abilities much more often. The Demon Hunter can use Preparation to instantly restore all Discipline.

Also See:
Discipline

Generate Extra Discipline
Reduce Discipline Costs
Discipline Regeneration
Maximum Discipline 

The Following Is A List Of Each Class' Skills That Will Reduce Discipline Cost:
 

Demon Hunter Skills That Reduce Discipline Cost

Caltrops (Carved Stakes)
Evasive Fire (Surge)
Vault (Tumble)
Shadow Power (Well of Darkness)
Smoke Screen (Special Recipe)
Perfectionist (Passive Skill)