Fazmofobi

You must use the secondary action key (default 'F' on PC) to place the book open on a surface. Tossing it with 'G' (drop) leaves it closed, and the ghost cannot write in a closed book.

If you witness a ghost event, try placing the book directly at the ghost's feet; they are highly likely to interact with nearby items immediately after an event. Fazmofobi

Place the book in the Ghost Room or high-activity areas. If the ghost roams away from the book during its interaction window (every 45–90 seconds), it won't write. You must use the secondary action key (default