Full payment: introduce the content of calligraphy and painting, and specify who to give it to, when, where and who to finish it. Poke for example, text: study hard and make progress every day. The inscription "A Record of Famous Sentences of the Cultural Revolution" was given to Zidane _forever 10, and Xu Bing Zhongchun wrote it (seal) in Harbin, the ice city.
Poor money: only the author's seal was stamped. Write nothing.