Employers are always in the lookout for potential employees that will share their best skills and effort for the growth of the company. With this in mind, they are constantly in need of job applicants that can be their prospective talents in the business as it flourishes. You might have the greatest confidence that you can fit it the position, but the question lies on how you can show your future boss that you are the best person for the job without even knowing him personally? This is the reason why when looking for a job; resume cover letter is initially submitted before submitting yourself for an interview. You have to go with the flow and that is the usual practice, applicants send their job resumes for the purpose of evaluation.