Employ four officers simultaneously.

Purchase a vehicle.

Have 12 employees in your HQ.

Finish a Story mission.

Fail to solve 10 cases.

Solve 25 cases (including story missions).

Unlock the second district.

Unlock all districts in the city.

Upgrade a room to maximum level.

Purchase a bonus room.

Fill all bonus slots.

Upgrade all rooms to maximum level and fill all bonus slots.

Solve a case after your Investigators failed to gather evidence.

Respond to a crime in under 15 seconds.

Arrest a group of criminals while they are on the way to commit a crime.

Raise the average safety of your unlocked districts above 99%.

Catch a speeding vehicle with a camera van.

Remove 5 speeding areas.

Remove a Crime Ring by arresting its leaders.

Remove 3 Crime Rings.

Remove crime ring under 180 seconds.

End a car chase under 20 seconds.

Stop an escaping car with a roadblock.

Finish the Story.

Fail a story mission

Promote a rookie to an Officer.

Own 3 helicopters simultaneously.

Obtain a Speeding Camera Van.

Own 12 police cars simultaneously.

Solve 100 cases (including story missions).

Solve 250 cases (including story missions).

Lower the average safety of your unlocked districts below 10%.