HR reviews when a manager wants to fire someone, and ensures they have justifiable cause, rather than something more nefarious like racial animus that can lead

HR reviews when a manager wants to fire someone, and ensures they have justifiable cause, rather than something more nefarious like racial animus that can lead to a lawsuit later. So if the employee is in certain protected classes, they need to dot their i's and cross their t's first. While HR's main job is to advise and not order, this is one area where management tends to listen because in certain cases liability can become personal, and the cost is low.