"Lost packages" refer to items that are misplaced or not delivered to the intended recipient during the shipping process. This can happen due to various reasons, such as incorrect addresses, mishandling by shipping companies, or theft. When a package is lost, it can cause frustration for both the sender and the receiver. To resolve lost package issues, customers typically need to contact the shipping carrier, such as UPS, FedEx, or USPS, to report the problem. Many carriers have procedures in place to track and locate missing items, and they may offer compensation or refunds if the package cannot be found.