Mail processing is the systematic handling of mail items, including letters and packages, to ensure they reach their intended destinations efficiently. This process typically involves sorting, routing, and delivering mail through various facilities, such as post offices and distribution centers. During mail processing, items are scanned and categorized based on their size, weight, and destination. Automated machines and manual labor work together to streamline the workflow, reducing delivery times and improving accuracy. This essential service is crucial for both personal and business communications, ensuring that important messages and packages are delivered promptly.