Hidden around L.A. Noire's beautiful recreation of 1947 Los Angeles are 20 police badges to find and collect. Find all 20 of these badges to unlock the dapper Button Man Detective suit which provides extra ammo for all weapons. Each badge also provides 5 additional XP which will help further unlock Intuition Points - special credits that can be used to give Phelps a key investigative insight when he needs it most.