The proper direction of sunset in the evening in the west means that it is time to have a rest after a day's work. The west can be extended to a period from busyness, struggle, struggle to temporary rest, which has the significance of happiness and harvest. In the natural sense, the west symbolizes "Ze", the essence of which is water, which is the resource of all living things, thus exerting vitality. So this position has positive significance, representing laughter, money, love and so on. It also symbolizes a happy girl.
On the house, it is auspicious to have a moderate protrusion or a small depression in the west: there should be walls and small windows in the west, so that the sun in the west will not shine directly into the house, otherwise it will lose face. If this position is too prominent or sunken, it will probably lose face.