Part 7 of 15 in Rules for Game-Changing Entrepreneurs← Part 6Part 8 →
This chapter explains why products spread when they fit people’s existing habits, language, and familiar ways of communicating. It helps entrepreneurs design simpler experiences and use AI to test different versions quickly.
- UPI succeeded because paying feels like sending a message.
- Products using familiar habits, WhatsApp, vernacular, voice, and metaphors spread more easily.
- Products that demand new behavior struggle outside metros.
- AI can generate and test many simple product variants quickly.
- A sample prompt adapts UPI invoice onboarding for a shopkeeper in Lucknow using simple Hindi and optional voice.
UPI succeeded because paying feels like sending a message. Products that fit existing habits (WhatsApp, vernacular, voice, familiar metaphors) spread; those that demand new behavior struggle outside metros.
Use AI to generate and test many simple variants quickly. Prompt: “Rewrite onboarding for a shopkeeper in Lucknow so he can create and share a UPI invoice link in under four minutes using simple Hindi and optional voice.”
Frequently asked questions
Why did UPI succeed?
UPI succeeded because paying feels like sending a message.
Why do products that use familiar habits spread?
Products that fit existing habits, such as WhatsApp, vernacular, voice, and familiar metaphors, spread more easily.
Why do products that demand new behavior struggle outside metros?
They struggle because they require people to adapt to new behavior instead of fitting existing habits.
How can AI help improve product onboarding?
AI can generate and test many simple variants quickly, such as onboarding that helps a shopkeeper in Lucknow create and share a UPI invoice link in under four minutes using simple Hindi and optional voice.

