You need to know some basic knowledge about Feng Shui.
On the sitting side of the house, there are three mountains and 24 directions, which must be surveyed and ruled by compass.
An accurate picture (of the main body of the house and the external environment)
Birth information of individuals and family members
family member
Wait, a lot of information.
However, the situation of the in-situ objects that need to be investigated is not uniform, and it varies from person to person like Chinese medicine, so it can be accurately analyzed.
Feng shui should never be based on feelings or one or two messages. It needs careful on-site calculation and comprehensive judgment, so it needs to be done seriously, otherwise people will mistake it for themselves. Please don't worry. Good luck.