Total Issues: 5
Each issue will increase the "sweet spot" of a lock, allowing you to easily narrow down the perfect angle to pick the lock.
Bobby Pins – More Effective Than Lockpicks?
Inside Eager Ernie’s office connected via wooden walkway in the racetrack, beside the couch.
Confessions of a Housebreaker
Continue until you reach a room with the stairs and open security gate. Past that gate is an Expert safe, the fourth holotape, stealth boy, and an issue of Tumblers Today on the table nearby.
Open Any Lock in 5 Seconds Flat
There's some sort of "puzzle" where you have to press the large buttons to move the trains. You can find this issue in an open locker n one of the buttons. See the solution below:
Locksmith Certification Special – Pass With Flying Colors
Continue following the tunnel and you’ll eventually reach a large area where synths and raiders are fighting. This is found under the duffel bag in a rack, inside the yellow train car to the NE of the area
Mysteries of Master Key Exposed!
Found beside the steamer trunk inside the building.