Again stop being silly.
It means less hassle when you do need to change a manager. Focus on one issue not having to completely change everything about the club with ever new manager you hire who has different ways of working
If the players are not good enough recruitment heads will roll
Time will tell if the current signings are bad but from what I've seen I think they ain't a waste of money and in right set up could hit form. Hopefully anyway
Happens alot outside of England
They do training and tactics
They will say what attributes or type of player they need in squad rather than names they need and recruitment team sort it