Zillow launched with an innovative feature, the Zestimate. It was the first time anyone could look up the current value of their home, and their friends' homes. This feature alone got the company a ton of launch press, and a million visitors within its first 24 hours.
Tinder turned a college student's birthday with 500 attendees into a "Tinder party." The students were not allowed to board the party bus until a bouncer made sure they had downloaded Tinder's app.
TheSkimm was featured on 'Today' after the founders send a blind email to Hoda Kotb, and actually got a response.
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