Today i purchase on digital product and sell request me to confirm that i receive product from paypal.com mean i went there and confirm that receipt. I never know about this feature. Can one can share how i can do ? I mean when i will sell product , How i can confirm the product and take confirm receipt from buyer
Do you mean how can you automate confirming whether a payment has been made or not on PayPal? If so, use PayPal's IPN feature (instant payment notification).