These missives are tracts for posting in missionary teritory. They are written social attacks with an average effective appearance of 10 (augmented by flawless brush discipline), an average of 10 successes on (Charisma+Performance) to build an intimacy towards the Adamant Order, and an average pool of 10 causing unnatural mental influence creating an intimacy towards the writer if it exceeds a reader's MDV.
These were augmented with flawless brush discipline.