How to write a cover letter for an unadvertised job, plus sample application letters for jobs that aren't listed on an employer's website. Use these sample cover letters if: you're looking for work with a particular employer; there are no advertised vacancies at that employer.Looking for a short cover letter sample? Found your perfect company but they are not currently hiring? Apply for unadvertised jobs with this cover letter so you can land your dream role. 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. Study this sample cover letter and explore the dropdowns below to learn how to craft a quality document. This is a sample cover letter. Download the cover letter template (compatible with Google Docs and Word Online) or see below for an email sample. In this article, we review how to write a driver cover letter and provide an example that you can use as a reference when writing your own.