Your new business went online yesterday and you've got a marketing budget of zero. How are you supposed to create a movement around your product? how can you get to your first thousand - or million - customers? starting from zero, it feels impossible. Enter the growth hacker. You may not have heard of growth hacking yet, but you've certainly used the billion dollar brands built by it: hotmail, airbnb, facebook, dropbox, amongst many others. Growth hackers thrive on doing what traditional businessmen would consider impossible: creating something from nothing. They 'hack' their company's growth to create a narrative of sensational success, turning excited media, users and social media into a viral marketing force that will help their business grow exponentially. Silicon valley has realized that growth hacking - not television commercials and billboards - is the successful start-up's secret weapon. Now growth hacker extraordinaire ryan holiday is ready to share his experience, teaching yo