L.A. Noire Cheats

Trophies
A Cop on Every Corner (Bronze): Complete a single street crime case.
Asphalt Jungle (Bronze): Chase down and tackle a fleeing suspect on foot as an LAPD Detective.
Auto Collector (Bronze): Drive 40 different vehicles.
Auto Enthusiast (Bronze): Drive 5 different vehicles.
Auto Fanatic (Silver): Drive every vehicle in the city.
Dead Men Are Heavier (Bronze): Shoot and kill a total of 100 bad guys.
Golden Boy (Bronze): Clear a case finding every clue as an LAPD Detective or Investigator.
Hollywoodland (Silver): Find and inspect all gold film canisters.
Johnny On The Spot (Silver): Respond to 20 street crimes cases.
Keep A Lid On (Bronze): Complete a brawl without losing your hat as an LAPD Detective or Investigator.
Lead Foot (Bronze): Keep the needle above 80mph for more than ten seconds while driving.
Magpie (Gold): Find and inspect 95% of all clues.
Miles On The Clock (Bronze): Drive more than 194.7 miles.
Not So Hasty (Bronze): Stop a fleeing Suspect with a warning shot as an LAPD Detective.
One For The File (Bronze): Find and inspect a clue as an LAPD Detective or Investigator.
Platinum Trophy (Platinum): Collect all other Trophies to unlock.
Public Menace (Silver): Rack up $47,000 in penalties during a single story case.
Roscoe And Friends (Bronze): Kill at least one bad guy with every gun.
Shamus To The Stars (Gold): Complete all story cases with a five star rating.
Star Map (Bronze): Discover all landmark buildings around the city.
The Brass (Silver): Achieve maximum rank.
The Hunch (Silver): Use four intuition points in conversation with a single suspect, correctly branching each question.
The Long Arm of the Law (Silver): Complete all street crime cases.
The Moose (Bronze): Tail Candy Edwards from the parking lot to her destination without using cover or going incognito, except when staring or picking up the tail.
The Naked City of the Angels (Gold): Reach 100% Game Complete.
The Plot Thickens (Bronze): Find and solve an inspection puzzle.
The Shadow (Bronze): Tail a suspect without being spotted, in a single case.
The Straight Dope (Bronze): Use evidence to prove a lie as an LAPD Detective or Investigator.
The Third Degree (Silver): Correctly branch every question in every interview in a single story case.
The Up and Up (Silver): Complete a story case with a five star rating.
Traffic Stop (Bronze): Disable a Suspect vehicle with help from your partner.
Wooden Overcoats (Silver): Bring down a total of 30 bad guys with head shots.