The Proof is in the Post (ebook)
Friday Fictionette for January 26, 2018. Download via attached links as pdf, epub, and/or mobi. Also available as an audiobook for those pledging $3/month and up.
No one believes actual tiny sentient demons are infiltrating the post and editing letters for brutal honesty. It's just natural processes at work.
Now the Fictionette Freebie for January 2018!