In the order they arrived, from the first email after signup.
How often, when and how ThredUp emails its subscribers, measured from every email we received.
Every email ThredUp 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 ThredUp after signing up: magic link / login code and welcome emails.
All of its emails arrived on the day we signed up, it sends with Amazon SES, its designs lean green and 50% of its emails use discount code.
Its subject lines run about 46 characters.