The cover letter serves as the sail of the boat of employment. A well written cover letter is a big bonus for the applicant’s CV-Resume.
The cover letter presents the information which is further not explained in the resume — the whole applicant’s intention. A cover letter can be rated good or ill-written at the first glance. The employer usually dumps letters with very small errors and that should be avoided.
The cover letter differentiates every candidate from the other. It entitles every applicant to express their assets and commitments. It answers the question, "Why should we hire you?" Thereby, the applicant must find cover every angle on how to market themselves properly unto the hiring manager.
And the greatest use of a cover letter is to support the resume. If ever the employer does not get much impression from the resume, the cover letter serves as last resort. As a resume tip, create a well done cover letter by reviewing it as many times as you can. The future of employment rests on the clean, well versed, and inspiring cover letter.