2, Yu Ruyi, people often walk outside, it is inevitable that they will provoke some bad things. If they don't know during the day, they will be restless at night and always have nightmares. Here, I suggest you put Jade Ruyi on the bed, which means all the best. Everything goes well, and Yu Ruyi is also safe. Even if you recruit bad things, you will disappear when you meet jade ruyi, so letting jade ruyi go can reduce nightmares.
3, cinnabar, if it is because the room is cloudy, or recently provoked something unclean, you can consider putting cinnabar or cinnabar ornaments wrapped in cloth on the bedside to purify the magnetic field. Cinnabar has a strong yang, which can ward off evil spirits and make people calm.