Some payment processors have "micropayment" fee structures, where they take a higher % (5% in PayPal's case) for a lower fixed fee per transaction. PayPal's tr

Some payment processors have "micropayment" fee structures, where they take a higher % (5% in PayPal's case) for a lower fixed fee per transaction. PayPal's traditional fee (for USD)[1] = 3.49% + $.3, for $1 = $0.3349 PayPal's micropayment fee (for USD)[2] = 4.99% + $.09, for $1 = $0.1349 Using that model would make sense in OP's case. [1]: https://www.paypal.com/us/webapps/mpp/merchant-fees#statement-11 https://www.paypal.com/us/webapps/mpp/merchant-fees#statemen... [2]: https://www.paypal.com/us/webapps/mpp/merchant-fees#micropaymentfixedfee https://www.paypal.com/us/webapps/mpp/merchant-fees#micropay...