Try Amazon Cash for the first time by adding CAD$20 or more to your Amazon Balance and earn a CAD$5 Amazon Credit towards your next purchase on Amazon.ca. Your discount will automatically be applied at checkout. This is a limited time offer, one per Amazon customer account. The promotional credit expires on December 31, 2017.
先去以上页面绑一下手机，会给你一个条码；再去Canada Post出示条码，说要充值$20就可以了。Debit or Cash only. 我已经撸到了。