Fallout: Brotherhood of Steel Cheats

The code to unlock the middle door (shelves) in the library is 872. In
binary this is 001011011. 0 means put shelf down, 1 put it up. For your
trouble you'll get about 4000 caps and a heavy machine gun.

Use an incendiary cannon, two barrel shotgun, sledge hammer, and 35 stimpacks. Note: This was done with a level 9 Cain on the normal difficulty setting.

Unlockable Characters
To unlock characters complete the following:
Play as Patty:
Successfully complete Chapter 1 to unlock Patty.
Play as Rhombus:
Successfully complete Chapter 2 to unlock Rhombus.
Play as Vault Dweller:
Successfully complete the whole game.
Unlockable Videos and Pin-Ups:
To unlock a level's cut-scenes, simply complete the chapter. Once you fully complete the game, you can access pin-up photos, and tons of concept art in the Bonus option of the main screen.

Use an incendiary cannon, two barrel shotgun, sledge hammer, and 35 stimpacks.
Note: This was done with a level 9 Cain under the normal difficulty setting.

To unlock characters, complete the criteria listed:
Patty: Beat the first chapter.
Rhombus: Beat the second chapter.
Vault Dweller: Beat the game.