Quickly purchase and print postage for your domestic First Class letters and flats with Postsale's built-in USPS integration. Depending on what fits your wor...
Soft Pack packaging is flexible and conforms to the contents so that it takes up less space and qualifies for cubic‑rate pricing. This offers a great advanta...
USPS Cubic Rates are a great way to save on postage costs when shipping small, heavy packages since the rate is based upon the volume of the package instead ...
A USPS SCAN Form, or Shipment Confirmation Acceptance Notice, allows USPS to scan a single barcode to process multiple packages at once. This saves time for ...
The USPS requires that you specify when a shipment contains any material or substance, such as chemicals or flammable items, that may injure people or cause ...