Routine Patrol Missions are available in each police department parking lot, and is available to cops only. When the Police Patrol mission is selected, you will be given a short amount of time to reach a certain checkpoint. Note that cop vehicles do not have to be used, but only land vehicles are allowed for the mission. When you reach the checkpoint, a bonus will be given as well as a new checkpoint. Reach five checkpoints without the time running out and the mission will be completed.
To start a Routine Patrol Mission visit the checkpoint at the Police Department of the current city, type /mission and select the first option. The mission will start.
As soon as the mission starts you'll get the location you'll have to get to and your time will start running, so make sure you put a car ready before you start the mission. Respond to every of the 5 locations before the time runs out.
Type /cancel at any time during a the mission to cancel it.