Instead, it should be an introduction of your resume, highlighting those skills and experiences most suited to the position. I am writing to apply for a Juvenile Probation officer position in your office.My internship with your office in the summer of 2004 prompts my interest. A resume's primary function is to showcase your talents and skills to an employer-clearly, convincingly and quickly. ➢ Can be viewed as a writing sample. • Resume Tells • Cover Letter Sells • Interview Compels •. The cover letter should be well researched, concise, and include relevant information on your competencies (more on competencies later). A cover letter serves as an introduction to your resume. There are two types. You can now submit your Food and Nutrition (FNS) and Supplemental Nutrition Assistance Program (SNAP) recertifications online through ePASS.