Tough gig. Needs two people. Always appears in the first year that these guys do well primarily because they send them away and teach them how to be sensible, logical, responsible, practical...
It then it becomes harder; in no small part because, tempestuously, those aggrieved pursue their vendetta behind closed doors as well as on the box.
Fair to say that consistency in principle and practice would ultimately limit any criticism of anyone in the role.
There's a story in how many times the interpretation of the rules behind no elastics on seat belts for the enduros changed. To the stage where I think certain people lost track of what they said to whom and when and then got extremely agitated when called out on upholding "rules" that were only communicated to a few, then claiming that wasn't the case and it was consistent all along. It wasn't. Then sixty plus people in a room reading a handout and then hearing the rule explained in a manner that completely and comprehensively contradicts it...
Unrelated, I still find it ridiculous that teams can't have an authorised representative, even by sheer coincidence, who has studied or ever practiced law.
Also a lot of contracts have fixed terms. Whether they are renewed is always a decision that has to be mutual!