Mail services are systems that help people send and receive letters, packages, and other items. These services can be provided by government organizations, like the United States Postal Service, or private companies, such as FedEx and UPS. They ensure that your mail is delivered safely and on time, whether it's a birthday card or an important document. In addition to traditional mail, many mail services now offer online options. This includes tracking your package, scheduling pickups, and even sending digital messages. With these advancements, staying connected with friends and family or conducting business has never been easier.