skills/referrals/references/viral-mechanisms.md
Virality can be engineered through product design, not just bought with reward programs. But don't force it — decide whether virality fits your product before building anything.
Before engineering virality, place your product on the spectrum. Don't force virality where it doesn't naturally fit.
Natural viral potential (build for it):
Limited viral potential (don't force it):
If you're on the limited end, invest in referral programs, content, and partnerships instead of embedding viral loops that won't fire.
Most are non-incentive — the loop is built into the product, not paid for.
A small attributed badge on user-facing output ("Powered by [Product]"). Every page/form/widget a customer ships becomes an ad. Often free-tier only (paid tier removes it).
The product's normal use exposes it to non-users.
Make output natively shareable with a branded hook.
Let users embed their content elsewhere; the embed carries your brand and a link back.
Like "Powered By" but harder to remove — baked into the output itself.
Explicit incentives for referring. Covered in detail in program-examples.md and below. The one incentive-driven mechanism on this list — use it when the product itself doesn't naturally spread.
The purest form: the product is so good, novel, or useful that people tell others unprompted. Not a mechanism you bolt on — it's earned through the product experience. Engineering the other six makes this easier to trigger.
Detail beyond the core referral loop (trigger → share → convert → reward).
Frame the reward with whichever number looks bigger.
Trigger the referral ask (and reward) at the moment the user has just felt the product's value — the aha moment or a milestone (first success, upgrade, streak). Motivation to share peaks right after value is experienced, not at signup.
Both referrer and referred get value. Higher conversion than single-sided, and gives the referrer a generous, non-selfish reason to share ("here's $10 for you too").
Every extra step kills share rate.
Detail deferred from the partnerships side — for building an affiliate motion into a referral/partner strategy.
For high-performing affiliates on recurring commissions, include a buyout clause: the right to buy out the affiliate's future commission stream for a lump sum, commonly around 12× the monthly commission. Protects margin on a customer the affiliate referred once but earns on forever, and gives the affiliate an attractive cash-out.
Roughly 20% of affiliates drive ~80% of results. Don't spread effort evenly across a long tail of dormant sign-ups. Identify super-promoters and invest in them — higher tiers, custom assets, co-marketing, direct relationship, early access. Recruiting 1,000 passive affiliates is worth less than activating 10 great ones.
Time affiliate promotion around a launch or a hard deadline to concentrate volume. Cometly drove $251K on a single launch day by mobilizing affiliates simultaneously; Demio ran launch-window affiliate pushes. The mechanic: give affiliates a shared date, shared assets, and a reason for their audience to act now (bonus, cohort, closing offer) so promotion stacks instead of trickling.