"I haven't settled on anything, I think pretending to be a poltergeist would be too obvious." Dale replied, walking over to the fenced edge of the lake to gather a handful of rocks. "I was thinking about doing stuff like moving things around after he sets them down, like if he puts his pen down on the right side of his desk, wait until he's not looking to move it over to the left. There's no one but him close by to move anything, so how did it get there. It might make him feel paranoid or like he's losing it."