Letter: the Daily Anicca Letter
A two-minute daily meditation letter on impermanence.
A paid daily email letter on impermanence. About 150 words per letter, each with one Pali concept, one modern reframe and one breath practice, plus a forever-archive. 365 letters, one per day. $9.99/month with the first 14 days free; cancel any time. You can also start with 3 free letters.