Some referees are lawyers, policemen, firefighters and so on.
The Football association relating to those matches will choose the referees from the set panel of referees that they have.
There are 7 referees in a game.
British American Football Referees' Association was created in 1984.
3 referees are in soccer and football
No, just referees.
College football referees usually make from $800 to $1,800 per game, depending on the conference. For bowl games it is the high end, $1,800.
Referees do not wear any numbered jerseys.
In American football referees use flags to indicate various penalties.