Deterrence can be about discouraging actions by creating rules or fear of consequences. Heavy surveillance in shops serves as deterrence against shoplifting.
Pro Tip 2/3
Not Just Punishment
Deterrence doesn't always mean punishment; it can be any measure that stops something from happening. The presence of a lifeguard is a deterrence to unsafe swimming.
Pro Tip 3/3
Proactive Approach
It's a proactive approach to avoid a negative outcome rather than responding after it happens. Educational campaigns about drinking and driving act as a deterrence to teenagers.