Dear Ms. Coleman,
With reference to your recent listing on your company website, I present myself and my qualifications for your open Customer Service Supervisor. I have included my resume for your review.
I have been working as a Customer Service Supervisor for approximately four years, in which I have been responsible for the call center success of over 30 call center reps. Previous to this; I was employed as a Customer Service Representative for over three years, solving customer problems and fielding problems and complaints to appropriate areas. I also have a B.S. in Business to offer; as well as exemplary communication skills, management abilities, and an outstanding track record of customer satisfaction.
I would like to meet to discuss how much I could bring your company, and ask that you contact me at (555)-555-5555 and [email] to schedule a time to do so. In the meantime, I thank you for your time.