You usually have some coverage even if you don't ask for it. "If you don't declare value on an LTL shipment, it defaults to $25 a pound. If you declare a value higher than that, your freight rate will increase. Truckload carriers are typically insured for up to $100,000. If you want more than that, you have to buy it. It's recommend asking to see a certificate of insurance to verify the coverage.

With airfreight, overnight couriers and small package carrier's valuation and insurance policies vary by company. Ask for a full explanation of what you're paying, and then decide if the cost is justified.