An official business letter is a formal document used to communicate between businesses or between a business and an individual. It is typically used for important matters, such as , invoices, and legal notices. Business letters should be written in a clear, concise, and professional manner.
There are many benefits to writing an effective business letter. A well-written letter can help you to build relationships with clients and customers, promote your business, and increase sales. It can also help you to avoid misunderstandings and legal problems.