How to put ancient weapons and mirrors at home from geomantic omen?

If the mirror is not a dressing mirror, it can be placed at the bedside of the bedroom, which has the effect of exorcising evil spirits, but it can't be hung opposite the bed. This is to attract evil spirits. If the mirror is bigger and more beautiful, it can also be placed at the door as a dressing mirror, which has the effect of collecting money. As for Gu Jian, it can be hung in the hall to add healthy atmosphere to the family, and it can also be placed in the study to symbolize the combination of culture and art. If there is a child studying at home, it is also good for his studies.