He says that be sides drawing on Hong's tong shu, the new almanacs included, say, the most auspicious days to travel abroad in one, and mnemonic devices to remember geomancy rules in the other. "All you had to do was sell a few thousand copies, and you could have earned well over a million NT dollars."
他指出，大家除了參考洪潮和通書之外，還更加一點「出國旅行觀光吉日課」、西加一點「風水口訣」，「編一本通書只要能賣上幾千本，就有上百萬元收入。」