ESP has done dozens of integrations with many different partners over the years. We’ve even published our own suite of XML web services, and more recently we have also offered robust JSON RESTful APIs. Many of our clients have written web pages and apps to integrate with the APIs that ESP has published.
On the other side, ESP has existing robust integration solutions with many partners. We’ve done enough to know that no integration is the same, and that our experience and flexibility will help the integration be successful. Of course you don’t want to re-invent the wheel (who has the time or money?), so we can often utilize an existing solution and very often cut-and-paste it for your solution. If you do require more customization then ESP is the partner that can do that for you. With the ever-changing technologies and competitive nature of these companies as well as new options available virtually daily, you need a flexible fulfillment company to be able to accommodate should you choose to make a change.