All Products are on testing mode. Please use your paypal sandbox account to make the payment. If you don't have, you can use following PayPal sandbox account to test:

Username: pygy_1283buyer@hotmail.com
Password: 123456789


HD Wallpaper at $0.99

 

Printable Coupon at $0.99

 

Linkin Park - New Divide

 

PayPal User Manual in PDF