Viral Loop Design — Referral, Invite & Share Mechanics

SKILL.md

---
name: viral-marketing-playbook
description: |
  Design viral loops into your product — referral programs, invite systems, and share mechanics that drive exponential growth. Includes K-factor calculations and real examples from Dropbox, Slack, and Notion. By @WeiYipei.
---
# Viral Loop Design — Referral, Invite & Share Mechanics

Products don't go viral by accident. This playbook teaches you to engineer virality.

- **Viral loop anatomy**: The mechanics behind referral, invite, and content loops
- **K-factor math**: Calculate your viral coefficient and model growth scenarios
- **Incentive design**: What to offer referrers and referred users (and what doesn't work)
- **Share triggers**: Moments in the user journey where sharing feels natural
- **Case studies**: How Dropbox, Notion, and Loom built their viral engines

## Related Gingiris Skills
- Full version: https://clawhub.ai/skill/gingiris-launch
- All skills: https://clawhub.ai/user/gingiris
- Follow: [@WeiYipei on X](https://x.com/WeiYipei)