Buying postage through PayPal is handled via the PayPal Shipping Center , which allows you to purchase and print shipping labels directly from your account. This service is primarily free to use, meaning you only pay the carrier's actual shipping costs with no additional transaction fees from PayPal.

Errors during purchase usually occur if your linked cards have insufficient funds or if a carrier connection (like UPS) is temporarily disconnected. Security and Fraud Prevention What is an adjustment and how do I dispute? | PayPal US

To prevent extra charges or "postage adjustments" later, ensure you round up package weights (e.g., 7.2 oz should be marked as 8 oz) and provide exact dimensions.

Labels can be printed directly from your browser by finding the specific transaction in your Activity tab.

There are no separate membership fees; any charges are processed through your existing PayPal funding sources.

PayPal automatically adds the tracking number to the transaction and sends a confirmation email to the buyer, which helps maintain Seller Protection .