Erről nem hallottam, szerintem a sima REFERRÁL NEKEDISJÓ is elég.
u.i. megnézem BÁZ tényleg 
"Once your friend has registered using your Referral ID, they will appear in your list of 'Un-Activated Referrals'. They will earn you a Credit when they activate their account by completing an Xpango Offer or purchasing a product."
Ez kemény... bele is írom gyorsan. 
Specs: Ryzen 7 5800X, 48Gb RAM, RTX 3060Ti 8Gb, Fedora Linux | Kawasaki ER-6F 2006
