The geomantic omen of the house belongs to the owner. It doesn't matter if others live in it for a short time. As long as there is no accident, there is no problem at all. In addition, don't change the indoor structure and the location of big items. It doesn't matter. Feng shui is only related to the owner's family.
Brothers and sisters, brother refers to brother, sister refers to sister. Brother and sister refer to two people who are related by blood, a man and a woman are peers. Men are older than women, or almost unrelated. Men are older than women and can also be called brothers and sisters. (Solemnly: The answers are for reference only, please don't be blindly superstitious).