To build or test any PayPal-related application, you need a developer account.
Be extremely cautious with files named like this from unofficial sources. .rar archives can contain malware, such as . Never run .exe or script files from an unknown archive. For official information, always use the PayPal Developer Portal . PayPal Development & Usage Guide РљСѓСЂСЃ PayPal.rar
Before using real money, use the PayPal Sandbox to simulate transactions. PayPal Developer To build or test any PayPal-related application, you