In the order they arrived, from the first email after signup.
How often, when and how Manager.io emails its subscribers, measured from every email we received.
Every email Manager.io sent in its first month, grouped by the day it arrived.
Every subject line and preview text, in the order they arrived.
We captured 2 emails from Manager.io after signing up: account verification and account notification emails.
All of its emails arrived on the day we signed up, it sends with Amazon SES, its designs lean black & white and blue and all of its emails use plain text.
Its subject lines run about 33 characters.