Dear Ms. Spencer,
I write to apply for your open position of Accounting Assistant that I found posted on Craigslist. I know that I have all the career qualifications that you seek, and would make the best candidate for the position.
Over the past three years as a successful Accounting Assistant for ARM Estates, I have gained extensive experience in payroll, invoicing, bookkeeping, and financial management software and programs. I am fluent in all applicable office programs as well as accounting specific software. As an Accounting Assistant, I offer a full range of the skill sets that you seek: analytical skills, communications skills, and organizational skills.
I thank you for your time, and look forward to speaking with you further about this position. Please contact me at (555)-555-5555 and/or [email] to arrange a time to speak.