I want to incorporate PayPal referrals into Supporter plugin.
Is it possible ??
Merchant Referral Bonus Program
PayPal say like this.
Incorporate PayPal referrals into your payment tools
As a developer or solutions provider, you can integrate PayPal into your e-commerce application by inserting your personalized referral code into Website Payment buttons. This will help ensure that you're compensated for your referrals to PayPal.