From the Obsidian Desk of Mammon, Lord of the Fourth Circle

To the esteemed [Name of Occult Society Member],

Greetings from the infernal depths! I trust this letter finds you in good health and high spirits, or at least as high as one can be when consorting with the denizens of the underworld.

It has come to my attention, through the whispers on the sulphurous winds and the ripples in the rivers of fire, that your esteemed occult society is seeking to expand its influence and power. A most admirable goal, and one that I, Mammon, Lord of Avarice and Greed, can certainly assist you with.

I am pleased to announce...