In the order they arrived, from the first email after signup.
How often, when and how GitHub emails its subscribers, measured from every email we received.
Every email GitHub 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 GitHub after signing up: account verification and welcome emails.
Its typical email arrived 27 days after signup, its designs lean green and blue and all of its emails use plain text.
Its subject lines run about 34 characters.