The real approach for an Internet business should be the opposite: having a network platform first, and then utilizing offline interpersonal relationships, interaction methods, and payment systems. Instead of thinking about how large the scale should be, it’s better to have solid revenue from the start. For example, Facebook has a bit of this flavor, allowing friends from the real world to connect online, and even meet other netizens. However, it hasn't found a good way to make money from this. On the other hand, the dating websites that are currently gaining popularity make good use of this characteristic. They not only provide a platform to meet more people of the opposite sex, but also organize real-life events to earn advisory service fees from all members. Due to the increasingly narrow social circles of modern people and the growing population of late marriage, these websites can be quite profitable...