It is good not to play favorites
Tina runs a small deli and recently hired two of her sons to add to the staff.
Tina wants to promote someone to supervisor.
Tina promotes the worker with the most experience to the position of supervisor.
Tina promotes her son, despite knowing that he doesn't have very much experience in running a shop.
The store's profits remain steady and the new supervisor teaches Tina's sons a lot about the business.
Tina's son manages the store poorly and sales decrease as a result of his ineptitude as a supervisor.