A lot of the key words in the STD 678 are the same as what you would put in a resume. Identify what position you are applying for, the reason you are sending the letter, and how you heard of the opening.This grabs the reader's attention quickly. CalHR provides a job application package checklist which can be found on CalCareers in the Additional Documents section of the job posting. This brochure has been designed to ease the application process and help to prepare you for a career with the County of Sacramento… STEP 1: Finding the Job!! In this article, we share the steps for writing an application letter along with a template and an example for you to use when writing your own. Cover letters should be concise, professional, and convey an air of enthusiasm; representing your true self as you will be in an interview and subsequently in. Need to write a short cover letter to complete your job application? Check out our short cover letter examples and tips in this article! Cover letters should be concise, professional, and convey an air of enthusiasm; representing your true self as you will be in an interview and subsequently in.