When e-commerce was born some 13 years ago, systems were typically proprietary, requiring a large team of internal developers to constantly upgrade features while diligently working to integrate them into key legacy back-office systems. At times, these were near-impossible tasks that consumed vast amounts of money and time. Today, the approach favored in most e-commerce deployments is a more-open architecture that allows companies to build out, add features and scale as demand dictates.

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