Источник:
http://community.microsoftdynamicsli...ing-works.aspx
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It seems all too simple. You walk up to the checkout counter, or you hit a web site’s checkout page, you whip out your credit card and – in seconds – you’ve paid for your purchase and you’re on your way. And while it does seem simple from the shopper’s point of view, there is a lot going on behind the scenes in those few seconds between the time the merchant captures the shopper’s credit card number and the time the approval is received from the credit card issuing bank. Let’s take a peek behind...(...(
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Источник:
http://community.microsoftdynamicsli...ing-works.aspx