4Psite enables you to process and ship orders through our server to server integration with USPS (Endicia & Express 1) and other carriers. 4Psite supports your negotiated rates with USPS, allowing you to continue shipping with any discounts available to you.
Print shipping labels and postage for your store
Add funds directly on 4PSite.
Domestic and international shipping
Shipping to military bases (APO/FPO)
Create custom forms for international and APO/FPO shipping
Batch or per order operations
Shipping labels accessible for re-printing
No exporting or importing operations are required