During the Han and Tang dynasties, Feng Shui began to be divided into many schools, and some informal schools were integrated into the theory of ghosts and gods, so-called "superstition" began. Orthodox geomantic omen is used to see geomantic omen.
There are sundries under the bed that do not drain. It's just summer. You can put a layer of cotton wool on the bed, a mat on the cotton wool and a pot of broadleaf plants at the end of the bed. Fake ones are fine.