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Interworld Freight · Insights

Shipping Guides

Articles, guides and definitions on shipping guides from the Interworld Freight team.
Interworld Freight · Insights

Shipping Guides

Gantry crane over a container yard at a US port of entry
Shipping Guides August 28, 2026

ISPM 15: The Wood Packaging Rule That Stops Shipments

Of all the ways a shipment gets stopped, non-compliant pallets are the most avoidable and among the most...
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Aerial view of a container ship on an export service
Shipping Guides August 28, 2026

Ocean Freight Transit Times from China to the USA

Transit time is the number everyone asks for and the number most often misunderstood. The sailing is the...
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Gantry crane over a container yard at a US port of entry
Shipping Guides August 27, 2026

Commercial Invoice Requirements for Export Shipments

The commercial invoice is the document customs authorities use to decide what your goods are, what they are...
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Gantry crane over a container yard at a US port of entry
Shipping Guides August 26, 2026

AMS vs ISF: Two Filings, Two Parties, Two Deadlines

Importers routinely believe that because their ocean freight forwarder "filed everything", both advance...
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LCL cargo consolidated for ocean export
Shipping Guides August 26, 2026

Chargeable Weight in Ocean Freight: How W/M Is Calculated

Chargeable weight is the figure your freight is actually billed on, and it is often not what your scale says....
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Containers stacked at a marine terminal
Shipping Guides August 25, 2026

Terminal Handling Charges: What THC Pays For and Why It Appears Twice

Terminal handling charge, almost always written THC, is the terminal's fee for the physical work of...
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Gantry crane over a container yard at a US port of entry
Shipping Guides August 25, 2026

US Customs Bonds: Single Entry vs Continuous

A customs bond is a financial guarantee to CBP that duties, taxes and fees will be paid and that the importer...
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Container ships working at an industrial port
Shipping Guides August 24, 2026

Door to Door Ocean Freight: What Is Actually Included

Door to door sounds like a complete answer and rarely is. The phrase describes the geography of the move, not...
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Specialised cargo handling at the quayside
Shipping Guides August 21, 2026

Breakbulk vs Container Shipping: Which Fits Your Cargo

Containerisation solved most of ocean freight, but not all of it. Cargo that is too long, too tall, too heavy...
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