Before Robinhood had a product, it had a line - and a clever way to make people recruit their friends just to move up in it. The result was nearly a million signups before launch.
Make the reward about status
Instead of paying users, Robinhood let them move up the waitlist by referring friends. Seeing your exact position - and the ability to climb it - created a competitive, status-driven incentive that cost nothing.
Show the line
Users saw 'You're #16,204 in line.' Visualizing the queue made the abstract idea of waiting tangible, and gave a clear, motivating reason to share.
Built-in scarcity
A waitlist implies limited, exclusive access. Scarcity raises perceived value and turns a signup into something worth talking about.
Key takeaways
- 1Status can be a more powerful referral incentive than cash.
- 2Make progress and position visible to motivate sharing.
- 3Scarcity increases perceived value and word of mouth.
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