Cover letters are your opportunity to not only show that you have the background and knowledge needed to do the job well, but that you're also passionate, charismatic and well-informed. For many people, though, it's a daunting task. With so much information to convey, where do you get started?
1. Contact Info
2. Greeting
3. Intro Paragraph
https://www.cnbc.com/2017/09/12/how-to-write-the-perfect-cover-letter.html