Here's how to do it. I will go through this tutorial as if you are doing the clicking.
Browse through your store and add a couple of products to your cart. Click on the cart link and see what it looks like. Does it all look straightforward and intuitive to you?
Click on the Check out button and create an account when you are prompted to do so.
Click on the Next button and review the shipping summary page. Does it appear as expected, with the right shipping options? If it does, click on Next.
Select one of the payment options: PayPal, Google Checkout, or any other option that you have set up. If you have chosen to offer the cheque, bank wire, or cash on delivery payment methods, then I suggest that you do not choose them here. It will be useful (as we will see later in the chapter) to see how PrestaShop integrates with your chosen payment provider; we will discuss how to handle orders as well.
Complete the transaction through your preferred...