AdvancedBusiness~15 min
Design the Referral Loop
Design a referral program for a consumer fintech — with mechanics, rewards, and viral coefficient calculation.
Skills Tested
Product designGrowth mechanicsRegulatory awareness
Challenge Prompt
This is the example prompt structure. Write your own variation below.
Design a referral program for a consumer savings app targeting 18-30 year olds. Provide: (1) referral mechanic (exactly how it works in 3 steps), (2) reward structure for referrer and referee, (3) viral coefficient formula and what input values are needed to hit K>1, (4) one anti-abuse mechanism, (5) one A/B test hypothesis for the reward amount. Constraints: reward must cost under £5 per acquisition, program must be compliant with UK FCA rules.
Your Prompt
Write your own version. Every word matters — be specific.
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Reward
+200 GeraCoins
Earn GeraCoins for completing this challenge. Redeem across all Gera products.
Hints (3)
- 1K>1 (viral coefficient > 1) is the threshold for organic growth — the AI should define the variables.
- 2FCA compliance constraint forces the AI to avoid cash-equivalent rewards that trigger regulatory issues.
- 3Anti-abuse mechanism is often forgotten — it's the most operationally important part.
Related Topics
referral programviral coefficientgrowth mechanicsfintechconsumer app
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