Signature confirmation options: USPS, UPS, FedEx
Adult signature, direct signature, and standard options by carrier.
When to use
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Related Resources
Explore more guides and tools for your shipping needs
What affects shipping price? The full list of factors
Weight, dimensions, zones, surcharges, and address type.
ReferenceLength + girth limits by carrier
Avoid oversize fees with precise measurements.
ReferenceUSPS Media Mail guide
What qualifies and how to avoid returns or fees.
ReferenceShipping glossary (A–Z)
Plain‑English definitions with examples and links.
ReferenceFedEx Additional Handling: rules and thresholds
Know the criteria and prevent extra charges.
ReferenceUSPS Cubic pricing explained
When cubic tiers beat weight-based rates for small, dense packages.