When you write a business document, you must assume that your audience has limited time in which to read it and is likely to skim. Your readers have an interest in what you say insofar as it affects their working world. They want to know the “bottom line”: the point you are making about a situation or problem and how they should respond.
Even though you are using a personal account, choose an email address that looks professional. Your best bet is some variation on first initial, last name (e.g., [email protected].com) or first name, last name [email protected].com). Here's how to set up an email account just for your job search. Tips for Writing a Compelling Cover Letter. Get information on how to write a cover letter, including what to include in your cover letter, cover letter format, targeted cover letters, and cover letter samples and examples.