We are more often than not told that we should always press the button when applying the handbrake. Does the brake wear out over time if you do not push the button?
The video below shows how the parking brakes work. Understanding the mechanism will let you know how the brake does not wear out if you do not press the button.
It also shows the real reason why the handbrake wears out, and the reason is not the button but the heat.
Source: Engineering Explained