1. Anyone who registers on Heloideo.com can refer friends. Simply provide a valid email address, agree to the Terms and Conditions, and start referring your friends and family.
2. Self-referral is not allowed. The referred person and the referrer cannot be the same (including the use of the same email address, IP address, or browser session), as determined by Heloideo. Please note that manual adjustments, additions, or confirmations of referrals may not be possible if the criteria are not met.