However, first of all, you should know how to use the information of each floor, so that it will be useful to you. Ordinary feng shui lovers know that there are more than ten floors. I believe that some real Feng Shui masters may not know that all 37 floors can be used for practical operation.
The normal and commonly used floors must be recorded on the compass, and there will be no more added value. For most people, the 27th floor is no different from the 37th floor.