Six. Provide Support: Whenever your contacts have inquiries or worries concerning the app or the referral scheme, be there to address them. Helping them ovgreat satta kingercome any hesitations they might have is one way to support them. Users should avoid the following common mistakes when using a refer & earn app, even though it can be a great way to earn rewards: 1. Spamming Your Contacts: Refrain from sending unnecessarily frequent messages about the app to your contacts.