That's true. It may be that the pair just hasn't investigated anyone with a role yet, and thus they haven't sent out any notes. After all, the purpose of being able to deliver anonymous notes, coupled with the ability to see other people's roles, would be to assist everyone in catching the Bandits.

Or, perhaps, something akin to what you did Percy.

[and by that she means "drawing the roles together that need to find each other"]