You can manually apply a Shipping Preset to a single order or multiple orders on the Orders page.
To apply a Shipping Preset from the Orders page:
The Shipping Preset details will appear in the SHIPPING SERVICE and PACKAGE columns next to the order(s) you apply the Preset to.
You can also apply a Shipping Preset when creating and purchasing a shipping label on the Buy a Label page.
To apply a Shipping Preset when buying a label:
Select the Package Type drop-down menu under the Package and Weight settings.
Select a custom Shipping Preset under User Presets or a USPS Flat Rate Packaging preset.
Edit Your Shipping Preset
Once you have selected your Shipping Preset from the Package Type drop-down menu, you can edit any of the available fields before calculating rates.
Click Calculate Rates to get updated rate quotes for your shipment, then proceed with creating your label.