A memorandum, often referred to as a memo, is a written message used for internal communication within an organization. It typically conveys information, updates, or requests and is designed to be clear and concise. Memos are commonly used in businesses, government agencies, and educational institutions to ensure that important information is shared effectively among employees or team members. Memos usually follow a standard format, including a header with the date, recipient, sender, and subject line. They can be printed or sent electronically and may include bullet points or numbered lists for easy reading. Overall, memorandums serve as a practical tool for maintaining communication and documentation within an organization.