If you run an e-commerce website or online service and want to accept credit card payments online, you need an account with an online payment gateway. But what is a payment gateway exactly and which one should you choose to help run your online business?  How online payments work? ​There are typically two different services that the payment gateway will offer: Option 1: A user shops on your online store. When the user is ready to check out he gets redirected to the payment gateway...