Customer Referral Program
Classic referral-program viral loop
The Dropbox 'invite a friend for 500MB' playbook is still the strongest viral-loop pattern in SaaS. Adaptable to any consumer-prosumer product.
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ShipFastThe playbook
- 1Make the reward proportional to product value
Dropbox gave storage (the thing customers wanted most). Don't give a $10 discount; give product.
- 2Make sharing one-tap, both directions
Inviter gets reward + invitee gets bonus. Both sides need to want to play.
- 3Show the share UI repeatedly without nagging
Onboarding + after milestone moments + dashboard. Not every screen.
- 4A/B test reward sizes obsessively
Dropbox tested 500MB vs 1GB vs 250MB. The 'right size' depends on perceived value of each unit.
Sources
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