How referral programs and viral loops work, with the math and real case studies.
K = i × c. How to calculate the viral coefficient, why cycle time matters as much as K, what a realistic K is for a waitlist, and the tactics that move it.
How to build a referral waitlist that compounds: links, live positions, leaderboards, milestone rewards, points, fraud protection and step-by-step setup.
How Dropbox grew from 100k to 4M signups in 15 months with a two-sided referral program, and how to run the same loop on a pre-launch waitlist.
Create your page, collect your first signups, and grow from there.
No credit card needed
