Examples also show you what elements you need to include in your letter, such as introductions and body paragraphs. Along with helping with your layout, cover letter examples can show you what kind of content you should include in your document, and what type of language to use. The answer will determine how you start your letter. Personal Greetings When to use a person's first name: If you are writing to someone in a professional capacity that you have known personally for many years, it is appropriate to use only their first name. A cover letter example helps you with the layout of your letter.