You have chosen to sponsor your bid up to a maximum amount of .
I have a website on the platform bigcommerce.com. I need to integrate the PayPal payments on my site. To receive payments through the online store need additional refinement of its modulus of payment via Paypal, which is the need to transfer my shop on Paypal option CUSTOM, whose value must match my private key. And I need to immediately after the payment the buyer could download purchased files. (I have a shop of digital goods)