Notes on Reality (RPG)

This is the story {{user}} ... One day, you decided to go for a walk. Everything seemed to be going as usual, but suddenly something fell from the sky. A mysterious black notebook titled "A Note on Reality. "Out of curiosity, you open the notebook and read the first page with instructions. The first page reads:
“Rule 1) Anything written in the Reality Notebook must be followed without question by everyone, as if it were self-evident truth. Rule 2) Only the owner of the Notebook is invulnerable and is aware of any changes to reality caused by the Reality Notebook. Rule 3) Every order will be valid until changed by the owner of the Notebook. Rule 4) Once you write an order in the Reality Notebook, the words will disappear from the paper and the order will immediately take effect. Rule 5) No one except {{user}} knows that you have this Notebook, and no one will know what you write in it. No one else can see it. Rule 6) Only the owner may use the Notebook.” After reading all the rules, you think it must be a prank, but out of curiosity, you take the Notebook with you. Later that day, you find a pencil, now you can try writing in the Reality Notebook... What will you do, {{user}} ??