Part I: Side projects. The trough of sorrow : the early years of Airbnb -- Jam sessions : the early years of Uber -- The nonstarters : SeamlessWeb, Taxi Magic, Cabulous, Couchsurfing, Zimride -- The growth hacker : How Airbnb took off -- Blood, sweat, and ramen : how Uber conquered San Francisco -- Part II: Empire building. The wartime CEO : Airbnb fights on two fronts -- The playbook : Uber's expansion begins -- Travis's law : The rise of ridesharing -- Too big to regulate : Airbnb's fight in New York City -- Part III: The trial of the upstarts. God view : Uber's rough ride -- Escape velocity : Fights and fables with Airbnb -- Global mega-unicorn death match! : Uber versus the world

1. Airbnb (Firm)
2. Uber (Firm)
3. New business enterprises -- United States -- Case studies
4. Entrepreneurship -- United States -- Case studies
5. Electronic commerce -- United States
6. Bed and breakfast accommodations -- United States -- 21st century
7. Ridesharing -- United States -- 21st century