Growth hacking: leading indicators of engaged users

The various leading indicators fit into three categories: 1. Network density: friend or following connections made in a time frame 2. Content added: files added to a Dropbox folder3. Visit frequency: D1 retention

Key inputs: 1. Acquisition: how to acquire users.2. Activation: how to get users to their 'Aha’ moment as quickly as possible3. Engagement: how to ensure users experience the core product value as often as possible4. Virality: how to get people to get more people onto the platform