It's important to create a culture, so if you're doing sales coaching all the time, it does create a certain culture where all of a sudden you gear an employee, you condition them—behaviourism—towards sales being important, and you emphasize that over and over again.
What happens if there's an employee who has a complaint and doesn't feel comfortable with the sales practices that are asked of them? How would they go about, then, making a complaint to someone?