In the order they arrived, from the first email after signup.
How often, when and how reebok 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 reebok after signing up, all activation nudge emails.
Its only email arrived 7 days after signup, it sends with SendGrid and all of its emails use discount code.
Its subject line is 14 characters long.