In the order they arrived, from the first email after signup.
How often, when and how Quadratec 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 Quadratec after signing up, all welcome emails.
Its only email arrived on the day we signed up, its designs lean green and red and all of its emails use single cta.
Its subject line is 21 characters long.