Filter out referrals that were never real
Count active referrals, not registered ones. Four queries that separate a genuine promoter from someone with a script.
4 entries
Count active referrals, not registered ones. Four queries that separate a genuine promoter from someone with a script.
Percentage of earnings, one-off signup bonus, or a share of what you earn from the referral. The arithmetic that decides which one bankrupts you.
First touch or last touch, a window that expires, and the check that stops a user referring themselves.
Short, unambiguous, collision-checked, and not the username. The alphabet choice is what stops support tickets about codes that do not work.