1. Click "Setup" on the Admin Dashboard
2. Under "Set up Software", click on "I want to get code to insert on my thank you page"
3. Select "Paypal" from the List of Shopping Carts and copy the code shown in preparation to add to your subscription button code.
4. Add code to your Paypal subscription button
Take the code you copied above in Step 3 and add it to your Paypal subscription button right before the closing form tag shown below.
Your Paypal subscription button integration is now complete. As long as the Subscription is active, the system will now automatically add commission to an affiliate that refers someone that purchases through your Paypal subscription button.