1. (Sandbox)<br />http://developer.paypal.com – Sign Up for Sandbox platform <br /> <br />Once you are logged in please create test account for Seller and Buyer as well. To speed up, please choices preconfigured US seller account and do the same for a buyer. Accounts will be immediately verified and email addresses confirmed. Buyer account can be fed by fat balance (see advance options) <br /> <br />Please type easy to remember password otherwise system will generate random. It’s the most common mistake during a creation. <br /> <br /> <br /> <br />Ważne:<br /> <br />During payments request, please login and run sandbox account in the background. <br />More info at https://www.x.com <br />Sandbox User Guide (PDF)<br />https://www.x.com/community/ppx/documentation <br />