World Of Warcraft: I can't get this lock opened!

Then you need the new guide to lockpicking, which enables to open those chest filled with items and money, just waiting for you to grab.

Lockpicking allows players to open locked chests and doors. This skill can come into play throughout the game. Most importantly, players find locked chests on monsters that may contain valuable treasure!

Mages also have a spell that allows them to pick locks so they don't need this skill.

Engineers can unlock chests with a special blasting charge.

Becoming a Locksmith
First you need to find a Lockpicking trainer. Then you need to purchase from Thieves' Tools. You must have these tools in your inventory to pick a lock. Now you must increase your skill. You can do this via finding locked chests and lockboxes. You can also increase your skill by using practice locks created by Engineers. It's typical to buy a bunch of one-time use practice locks from an engineer to increase your skill.

Read more about Lockpicking Here!