Here is the full list of all 28 Police Simulator: Patrol Duty achievements.
Find the Owl Towel in the beach.
Find the Owl Painting in the "safest" place in town.
Find the Owl Stencil in the city's port.
Find the Owl Graffiti in the seedy part of town.
Find a blue ice industrial drum.
Find the Chinese Shop.
Find the place with the Roman Numerals neon light.
Find the Doughnut shop.
Find the giant dice.
Find John's taxi. Or what is left of it.
Have 6 wrecked cars towed.
Have 1 criminal being taken to prison
Search the trunk of 1 car
Write 1 ticket to badly parked cars
Frisk 1 citizen.
Identify 1 citizens.
Find the winged statue.
Find John's Christmas present.
Find a Police badge.
Find the Owl Poster in the suburbs.
Write 30 tickets to badly parked cars.
Identify 35 citizens.
Frisk 30 citizens.
Frisk 50 citizens.
Search the trunk of 20 cars.
Search the trunk of 30 cars
Have 20 criminals being taken to prison
Have 30 criminals being taken to prison.