You tug on a lock a certain way, and just like that, it snaps open.

Daily   ✦     Martial
Minor Action      Personal

Prerequisite: You must have training in Thievery.

Effect: On your next action, you gain a +10 power bonus when you make a Thievery check to open a lock. If the check succeeds, the lock opens at once.

Update (10/3/2011)
Updated in Class Compendium.

Published in Player's Handbook, page(s) 123, Class Compendium.