Keep Buttondown and Cmercury aligned: when communication events happen in one, update the other automatically.
Example: when Buttondown's "Watch Events" fires, WEXTL can "Activate a Mailing List" in Cmercury. Buttondown has 1 trigger (including Watch Events); Cmercury has 18 actions (including Activate a Mailing List, Add a Contact, and Add a Message).
Common questions about connecting Buttondown and Cmercury.