Hanging a feng shui mascot on one of its doors first will turn evil spirits into good luck, at the same time, it will play a blocking role and bring a good feng shui pattern. However, it is necessary to set a suitable mascot to hang at the gate according to your eight characters and five elements, so it is suggested to hang a pair of suitable no-phase mascots in official website.
Second, you can post "God bless the people" on one of the doors, or you can post a picture on the opposite side of the door.
Third, you can hang a crystal bead curtain on the door. Or hang some Chinese knots above the door. Of course, 12 is the best.