Start a Notebook for the Future

If you got a notebook from the future, how would you choose, to dominate the world or to be a rich man? Let's read the story of Li Ling who got a notebook from a financial researcher from the future. A new writer, not too clever, not brainless, with a single female protagonist, so don't disturb her if you don't like her! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.