The salutation (or greeting) in a business letter is always formal. It often begins with “Dear {Person's name}.” Once again, be sure to include the person's title if you know it (such as Ms., Mrs., Mr., or Dr). If you're unsure about the person's title or gender then just use their first name.
“Dear Name, …” Use this salutation when you're addressing someone or sending business documents such as a cover letter to show your respect, professionalism, and politeness. In this case, you can use “Dear” followed by a person's title (Mr., Ms.) and their last name: “Dear Mr.
The salutation sets the tone for your letter and demonstrates respect for the recipient. Use formal salutations such as "Dear Recipient's Full Name" or "Dear Recipient's Title and Last Name."