usps ground advantage vs ground advantage cubic

usps ground advantage vs ground advantage cubic USPS Ground Advantage and Ground Advantage Cubic are services that offer affordable ground shipping options for packages. Ground Advantage is ideal for heavier shipments, while Ground Advantage Cubic offers a more cost-effective option for lightweight but bulky packages by calculating shipping based on volume rather than weight. The cubic option is beneficial for packages that are light but have larger dimensions, helping reduce overall shipping costs.