In the order they arrived, from the first email after signup.
How often, when and how Site24x7 emails its subscribers, measured from every email we received.
Every email Site24x7 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 Site24x7 after signing up: account verification and welcome emails.
All of its emails arrived on the day we signed up, its designs lean green and black & white and 50% of its emails use personalized.
Its subject lines run about 29 characters, and every one is a question.