What does elegant appreciation in calligraphy mean?

Calligraphers and artists usually give their works to someone, and besides writing taboos, they should also write XXX elegant rewards, which means repairing walls and rewarding them.

Ya: Ya refers to people with a high level of education. Reward: appreciation. People with high education and people with low education can appreciate it. Describing literary works is both beautiful and popular. Source: Sun Mingren, such as "East Ji Guo Mianju": "I listen to Mianju's good songs and admire my elegance." There is also the meaning of consultation!