The door of your own house is facing the door of another house, which is called Doukousha, leading to quarrels and bad luck. Solution: You can hang the Eight Immortals Cai on the door, and then hang a bunch of white jade gourds and ancient coins of the Five Emperors ( (To consecrate the light).
It is a good thing to put a goldfish tank, but you have to look at the flying stars in the house. If the Yuanwang star flies into the water, it will be unlucky. You need to use the compass pan to determine the direction of the door. Be accurate.