
Get clarity on how your shipment total is calculated; actual vs dimensional weight, economy vs express pricing behavior, what’s included in your bill, and how to estimate cost before you ship.
Use the shipping calculator with weight and (if possible) dimensions for a realistic estimate.
Dimensional weight is often the reason-start with Dimensional weight explained.
It's size-based pricing used by carriers; examples and formulas are in Dimensional weight explained.
Plan consolidation and reduce volume where possible-see Shipping costs help.
Often, but it depends on how much packaging volume is removed-see Consolidation service.
Typical components and common "why did it change" cases are listed in Billing and payments.
Service selection can change rating rules and billable weight handling-see Billing and payments.
Express is typically faster with higher cost; economy is cost-focused with longer transit-how pricing behaves is explained in Billing and payments.
Duties/taxes are usually assessed by the destination separately; prepare correctly using How to fill a customs declaration.
Keep invoices/proof of purchase available-see Invoices and proof of purchase.