What does it mean to wash doors in Taiwan Province Province?

Washing doors is a local custom in Taiwan Province Province! The older generation values the local family or local reputation, such as divorce, discord between the two families, injustice and so on. After mediation by both parties, the wrong party! It will be carried out through the so-called "door washing" custom, which is a way to announce an apology to the local government and be punished. Punishment varies from place to place. Collectively speaking, "the wrong party needs to clean the dirty reputation of the other party's portal' outside'"! Externally, publicly apologize to show responsibility and be willing to accept the punishment of the other party! ! If the punishment is serious, it will be opened by the other party!

I wonder if this explanation is clear! ?