The note to you also says that Robert has hidden several items around the island of Kethsi to aid the player in completing the puzzle to gain access to Dathana's message. He also reveals the fairy ring code ••, which leads to the Ritual plateau. After Ritual of the Mahjarrat, the note can be used on Bob the cat which he will find shockingly interesting. It is unknown if this note will have another use at some future time, such as when the player meets Robert the Strong again. Even if so, for players wishing to save bank space, the note can be destroyed, as it can be reobtained in Kethsi.