How many words could Yunqi Academy use to sign a contract? Was it difficult to sign a contract?

Yunqi Academy did not specify the exact number of words required to sign a contract, but generally speaking, each work needed to reach a certain number of words to have a chance to be signed. As for the difficulty of signing a contract, it was also a controversial topic. Some people thought it was easy to sign a contract, while others thought it was difficult. However, no matter how difficult it was to sign a contract, the requirements for the work would be higher. The author would need to put in more effort and energy to maintain and improve it.