Win a battle in the Sylvan campaign

Reached 10th level.

Completed That Lucky Old Sun.

Recruited a companion.

Complete Mission 2 (Any Difficulty Level)

Complete A Mission Without Dying

Fully Upgrade A Single Stat Of Any Weapon In Campaign Mode

At the Bamba Club, get Dick McColl to give up the license plate of Celine Henry's male companion.

Complete all cases on the Traffic desk.

This is that part

At Ray's Cafe, find the bloodstained knife on your first sweep of the crime scene.

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