Some questions about Feng Shui?

The compass always points in the north and south directions! Due north is the sub-direction, and due south is the noon direction. Its left and right directions are east and west respectively. Due east is Mao, due west is unitary. Generally The big ones are divided into 4 directions: east, west, north and south, which can be further divided into 8 directions: north, northeast, east, southeast, south, southwest, west and northwest. There are 24 small directions (called 24 mountains) in the compass: Jia Mao Yi in the east, Chen Xunsi in the southeast, Bing Wu Ding in the south, Wei Kun Shen in the southwest, Geng You Xin in the west, Xu Qian Hai in the northwest, Ren Zi Gui in the north, Chou Gen Yin in the northeast.