This document discusses growth hacking strategies. It defines growth hacking as using non-traditional marketing techniques to quickly grow a company's user base and social reach. Popular growth hacking techniques discussed include viral referral programs, A/B testing, influencer outreach, and optimizing acquisition, activation, retention and referral of users. The document advocates for a growth hacking mindset of curiosity, innovation, focus and boldness. It provides examples of growth hacks used by YesBoss, an on-demand services company, including waiting lists, referrals, tweets and emails to grow its user base by over 70% in 6 months.