Express delivery is a fast shipping service that ensures packages arrive at their destination quickly, often within one to two days. This service is commonly used for urgent items, such as documents or gifts, where time is a critical factor. Companies like FedEx and UPS offer express delivery options to meet customer needs. The process typically involves expedited handling and transportation, which may include air travel. Customers can track their shipments in real-time, providing peace of mind. Express delivery often comes at a higher cost compared to standard shipping, reflecting the speed and efficiency of the service.