Change the name of the rule “Prefectures” to “[PFC]  Prefectures”.

In that rule, after the text

Once this Prefecture Address has been posted, the Prefecture officially starts and the Student may change their Pen colour to Purple.

to

Once this Prefecture Address has been posted, the Prefecture officially starts and the Student may change their Pen colour to Purple. If, 48 hours after their appointment, they have not posted the Prefecture Address, their Prefecture starts anyway and ends after one additional minute.