Traction Book is a guide to getting customers, written for startup founders, marketers, and those interested in how startups grow and get traction. Gabriel Weinberg and Justin Mares interviewed over forty successful founders and researched countless more growth stories to pull out the repeatable tactics and strategies they used to get traction.Gabriel Weinberg is the Founder & CEO of DuckDuckGo, the search engine that doesn’t track you with over a billion searches in 2013. Previously he was the Co-founder & CEO of Opobox, which was sold to United Online in 2006 for $10 million.Justin Mares is the former Director of Revenue at Exceptional, a software company that Rackspace acquired for 8 figures in 2013. He has previously founded two startups (one acquired, one bust) and runs a growth meetup in San Francisco.