In the order they arrived, from the first email after signup.
How often, when and how NodePing emails its subscribers, measured from every email we received.
Every subject line and preview text, in the order they arrived.
We captured 1 email from NodePing after signing up, all welcome emails.
Its only email arrived on the day we signed up and all of its emails use plain text.
Its subject line is 20 characters long.
