How It Works The Webgistix solution involves integrating your web store with our warehouse system and shipping partners that include FedEx, UPS, DHL and US Postel Service (USPS). This integration results in smooth, seamless and automated fulfillment, ensuring that you get products to your customers' doorsteps in the fastest, easiest and most cost-effective manner. We say, focus on growing your core business and leave the picking, packing and shipping to us!