Step 1: Log into Testing Account at http://betarill.com/newsite/auth/login
(Username: Paypal, Password: 45HaP0s06MnW33K)
Step 2: Go to the shopping cart page at http://betarill.com/newsite/cart
Step 3: This page already has 2 testing items in shopping cart, click Checkout Button(blue) at the bottom
Step 4: At Checkout Page, click the Place Order Button(blue), this will lead to paypal payment login page.
Step 5: Log into Paypal testing account, and make payments.
Step 6: After payment goes through, you will be redirected to Order details page, with correct information from the payment.