Complete 'Reefer Madness'.
Complete the puzzle of the US Morgan silver dollars at Parnell's Soup.
Find the flyer at Juan Garcia Cruz's house and proceed straight to the 20th Century Market.
Open both soup cans in Juan Garcia Cruz's stash room.
Enter the Las Palmas stash house via the back door and kill Juan Garcia Cruz.
Kill the drivers of two of the MP vehicles in the Hughes Aircraft gun battle before they pull up.
Complete 'Nicholson Electroplating'.
Pursue Vernon Mapes from the burning house to Hughes Aircraft on your first attempt.
Find and inspect all clues inside Okamoto's ransacked apartment.
Reach 100% Game Complete.
Find and inspect all gold film reels.
Drive every vehicle in the city.
Kill at least one bad guy with every gun.
Discover all landmark locations around the city.
Rack up $47,000 in penalties during a single story case.
Complete all story cases with a five star rating.
Complete all cases on the Arson desk.
Find and inspect 95% of all clues.
At Elysian Fields, outwit Leland Monroe when discussing his developments or advertising campaign.
Complete all street crime cases.
Complete all cases on the Vice desk.
At the Bus Shooting, talk Felix Alvarro into giving up the Marines involved in the Coolridge heist.
Complete 'The Naked City'.
Shoot every letter down from the tower at the Broadway Hotel.
Escort Heather Swanson to Arnett's apartment without damaging your vehicle.
Tail Henry Arnett from Hollywood Station to the pawnbroker and travel agent without being spotted.
Find and inspect all of the narcotics in Julia Randall's apartment.
Follow Candy Edwards without using cover or incognito, except when starting or picking up the tail.
Drive more than 194.7 miles.
Tail a suspect without being spotted, in a single case.
Achieve maximum rank.
Respond to 20 street crime cases.
Chase down and tackle a fleeing suspect on foot as an LAPD Detective.
Shoot and kill a total of 100 bad guys.
Disable a suspect vehicle with help from your partner.
At the Bamba Club, get Dick McColl to give up the license plate of Celine Henry's male companion.
Drive 40 different vehicles.
Complete all cases on the Traffic desk.
During the Industrial Street raid, kill a goon by shooting the hanging engine block.
Use four intuition points in a single interview session, correctly branching each question.
Complete 'A Slip of the Tongue'.
Find and inspect all of the Marquee-printed pink slips.
Correctly branch every question in the interview with Jean Archer.
Catch and arrest Cliff Harrison before he is stopped by uniformed backup.
Complete a story case with a five star rating.
Stop a fleeing suspect with a warning shot as an LAPD Detective.
At Ray's Cafe, find the bloodstained knife on your first sweep of the crime scene.
Clear a case finding every clue as an LAPD Detective or Investigator.
Correctly branch every question in every interview in a single story case.
Drive 5 different vehicles.
Keep the needle above 80mph for more than ten seconds while driving.
Use evidence to prove a lie as an LAPD Detective or Investigator.
Find and solve an inspection puzzle.
Bring down a total of 30 bad guys with head shots.
Complete a brawl without losing your hat as an LAPD Detective or Investigator.
Find and inspect a clue as an LAPD Detective or Investigator.
Complete a single street crime case.
Complete all cases on the Patrol desk.
Complete all cases on the Homicide desk.
Find and inspect the prop spinner at the Nicholson blast site.