Letter for Job Application Class 12 Format - Free download as Word Doc (. When you apply for a job, the letter consists of two parts-covering letter and the bio-data or curriculum vitae.Start with a subject line that indicates the position you are applying for and your name. State clearly in your opening sentence the purpose for your letter and a brief professional introduction. State clearly in your opening sentence the purpose for your letter and a brief professional introduction. Most of the applications are written in response to advertisements published in newspapers or those of employment agencies. This document provides information and examples about writing job application letters, resumes, and preparing for interviews. Beneath the closing salutation, list the documents enclosed with the application letter. Cover Letter Examples. Your cover letter opening should contain a selfintroduction.