The document provides information about job application letters, including what they are, their purpose, structure, and tips for writing an effective letter. It states that a job application letter, also known as a cover letter, accompanies a resume and provides additional details about a candidate's skills and experience for a specific job opening. The document outlines the typical sections of an application letter and includes headings, salutation, body, complimentary close, and signature. It also provides guidelines on formatting, length, font, and language to use as well as tips to highlight relevant qualifications and avoid common mistakes.