As with most occupations charged with maintaining law and order, the life of a Mall Cop will consist of long periods of calm punctuated with short periods of intense stress. Mall Security Officers spend a great deal of their time patrolling the various wings of the building or stationed at an entrance or exit or security booth. You walk around; people walk by and make eye contact. Some even smile.
Then, wham! A situation arises, there's an argument, a shoplifter, or some other emergency and you are in charge. These situations can be very stressful, as people's safety and livelihood are on the line. Luckily, you have trained for just these situations and are able to maintain calm in the face of stress.
Then, there's the holiday shopping season, which is a different story.