USPS
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.
USPS integration:
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