But they won't be loyal if they don't trust you. Losing trust is something that happens, it seems, while you're doing other things. Those things look important. They're supposed to make the business better. But many of them violate the basic trust that folks bring to work with them when they start.
Workers distrust their bosses because of the boss's behavior.
Behavior is what you say and what you do. Here's some boss behavior from the last few years. Let's start with some of the small stuff. Benefit packages that used to be employer paid are, more and more, paid for in part by the workers who are covered. Workplace surveillance has become common.