-Strafing while moving increases your movement speed. If you're moving, you should be strafing.

-ID is the best brand overall since it takes the guesswork out of using items. Invincibility is also helpful for running straight for the stairs.

-Thrown items and Torturers are far more viable methods of taking out enemies than sword slashing, particularly in lower floors.

-Infesting your coat with Stomachache lets you eat rotten flesh without penalty.

-Certain rooms are in fairly consistent locations on the map. For instance, Guardian Angel's room on BF10 is to the west, Eliza's room on BF12 is to the north.