How many wayImage to buy something so easy after expanding IT world. You can buy something without visit the market. If you want to buy something in online shop the first step is you must select version to buy, pay by credit or PO ? if you choose PO the next step is submit something to PO after that you accept the receive invoice and next you accept receive confirmation email after that you must register your product, but if you choose credit card the next step is click checkout button in your choose product and then you need enter order details for your product after that you accept confirmation email and the last you must register you product and you finished buy with online shop.