How about hanging a mirror at the door of the room?

Generally, you can't flush the door with a mirror, which varies from person to person. There are three ways to guard the door with a mirror: first, the door faces west or north, and second, the head of the household is a traitor; Third, four generations live under one roof. In addition, it is recommended not to hang a mirror on the wall facing the door indoors. But sometimes you can hang a mirror on the outer wall facing the door or the wall of your neighbor's house, and it can go straight to your door. If so, and the good door does not face west or north, it will affect the health of the family or the character of the head of the household. Solution: First discuss with the owner of the mirror (sometimes unintentionally) and ask him to change the direction of the mirror. If the other party doesn't cooperate, you can hang a gossip mirror (not too big) on your lintel or door, or stick a portrait of Kui Zhang. However, in any case, it is not bad for ghosts and gods to treat diseases by medicine. Of course, what is the more appropriate way? Are the potions the same?