The Royal Mail Group is a postal service company based in the United Kingdom, responsible for delivering letters and parcels across the country. Established in 1516, it has a long history of providing mail services and has evolved to include various delivery options, including next-day delivery and international shipping. In addition to traditional mail services, the Royal Mail Group operates Parcelforce Worldwide, which specializes in parcel delivery. The company also offers services for businesses, such as bulk mailing and logistics solutions, making it a key player in the UK's communication and delivery sectors.