Police Academy - Finish the first chapter.
Driving lessons - Kill at least 10 enemies by ramming them with a vehicle.
Gunslinger - Kill 20 enemies using dual-wielded firearms.
Texas Ranger - Disable 20 enemies with your bare fists.
Drive-by - While riding in a car, shoot 50 enemies.
Move! Moving! - Kill 30 enemies by using the Team Cover technique.
Heat - Destroy 20 cars.
High Noon - Kill at least 3 enemies between 12.00-12.05 local time.
Chain reaction - Kill at least 20 enemies by exploding nearby vehicles.
F.R.A.G.S - Kill 10 enemies using grenades.
SloMo - Kill at least 4 enemies during a single Concentration Mode.
Guns. Lots of guns. - Use 10 different weapons to kill enemies.
Deadly Ballet - In a three-player co-op game, make sure everyone scores at least one kill during Team Entry.
Berserker - Kill at least 3 enemies in a row while being severely wounded.
Dental Plan - Kill at least 10 enemies with a weapon melee attack.
Did you see that? - Destroy 5 helicopters. (Campaign)
Bad guy - Kill at least 40 enemies during Gang Bang mission.
Protect and serve - Don't kill any of of the civilians on the marketplace during Juan's chase.
Alamo! - Enter 10 rooms using Team Entry.
None of their business. - Successfully finish two Secret Agendas.
Spy vs. Spy - In cooperative mode, prevent 10 attempts of picking up secret items.
Dirty cop - Successfully pick up 15 secret items.
Magpie - Collect at least 75% of secret items on any level, without being caught.
Eh...what's up, doc? - In cooperative mode, revive wounded players 5 times.
Armorer - Unlock at least 10 new weapons in the campaign mode.
Little Bighorn - Win at least one game in competitive mode.
Interagency Task Force - Play through one entire mission with two other live players.
Peeper - On the Disco level, watch dancers for at least 30 seconds.
Raining Bullets - Shoot over 1000 bullets during the Ghost Town level.
Nail'd It! - Finish the downhill car chase on Plantation level without damaging the car too much.
Bullet dodger - During highway chase on Disco level successfully avoid all rockets.
Highway Patrol - Drive any type of a vehicle for more than 20 miles total.
Police, everybody down! - Complete the game playing as Ben McCall.
FBI! Don't move! - Complete the game playing as Kim Evans.
DEA, keep your hands up! - Complete the game playing as Eddie Guerra.
Clean shot - Complete the campaign mode without killing any civilian..
Rio Bravo - Kill 10 enemies using revolvers.
Brain Surgery - Kill 50 enemies with headshots.
Time is on my side - Kill 50 enemies while having Concentration Mode active.
Tomb Raider - Go through cemetary in less than 3 minutes.
Level 21 - Unlock all weapons in the campaign mode.
Been there, done that - Play at least one full round on all maps in competitive mode.
Good Cop, Bad Cop, & The Ugly - Complete the campaign mode playing all 3 different characters.
Do you feel lucky, punk? - Complete the campaign mode on hard difficulty.
Ace of Spades - Earn all Bronze, Silver, and Gold trophies.