Saved by Danielle Vermeer and
Growth hacking: leading indicators of engaged users
Gain or loss in active users = New + Reactivated − Churned
Andrew Chen • The Cold Start Problem: How to Start and Scale Network Effects
That’s where a growth hacker named Josh Elman came in. Poring over the stats, he and his team of twenty-five growth hackers (crazy, right?) noticed that when a user manually selected five to ten accounts to “follow” or “friend” on the first day, the user was significantly more likely to stick around.
Ryan Holiday • Growth Hacker Marketing: A Primer on the Future of PR, Marketing, and Advertising
Retention measures breadth - the percentage of users who are still active in a given time period. But it doesn’t answer the critical question - how active are they within that time period?