A cover letter is a standard professional letter with norms for content and format that are recognized by employers in every field, profit and nonprofit. When you apply for a job or internship, you attach your resume to a one-page cover letter that contains three or four short paragraphs.
The main purpose of a cover letter is to persuade an employer to look at your resume and grant you an interview. A cover letter should:
An effective cover letter promotes your most attractive and significant professional traits. It displays your writing skill and offers a sense of your individuality that isn't apparent in a resume. Its appearance gives employers their first impression of your organizational skills and attention to detail. That's why it is especially important to avoid spelling and grammatical errors.