Growth Hacker Marketing - Ryan Holiday's book, re-released and expanded
Growth Hacker Course - An interactive online course from Ryan Holiday
TweetFavy - The Growth Hacking Tool for Twitter. Marketing automation software / Growth Hacking tool designed to grow your social media influence and attract real, targeted and engaged Twitter followers.
LeadRebel - Turning inbound traffic into B2B leads
Primer - CSS toolkit and guidelines that power GitHub
B2B LinkedIn content marketing - A 14 step guide to acquire and nurture leads on Linkedin