That is called Zhu Tuo, but when choosing a stele, you should pay attention to the content. It can be a small calligraphy stele board of ancient literati. Never use epitaphs or ancient monuments that are too big. They will be too aura and you won’t be able to bear them. . . You know.
South belongs to fire and is red in color. You can hang small rubbings of twenty or thirty centimeters.
As for modern calligraphers, let’s knock them down. It’s easy to lose face if they have no quality.