| 1 | The story of "Three Visits to the Hut" happened in Gu Long Zhong. | |
| 2 | How to make customers happy to accept the recommendation and services, such as Liu Bei willingly paying three visits to the cottage? | |
| 3 | Sometimes you have to contact someone three times to get an answer. And their silence is not usually a lack of interest, but a lack of efficiency. |