Get a 20X Multiplier

Complete a level with more than one player

Tag a community level

Place a sticker

Choose a costume for your sackperson with at least one item on your head, at least one item on your body, and a material

Reach the maximum potential Karma.

Create a household.

Wield the knife in single player or co-op mode.

Use evidence to prove a lie as an LAPD Detective or Investigator.

Find and inspect a clue as an LAPD Detective or Investigator.

Complete all cases on the Patrol desk.

Complete any one stunt from the stunt list.