Here are some tips for writing a professional resignation acceptance letter: Keep the letter short. Keep your letter brief and to the point.I am writing to acknowledge receipt of your resignation letter dated September 12, 2051. Learn how to write a short notice resignation letter with samples. Find a solution to the challenge of resigning on short notice. 34-28-5. Separation from payroll -- Resignation -- Cessation because of industrial dispute. An employer satisfies the 24-hour time requirement. Browse a sample resignation acceptance letter to effectively acknowledge and accept employee resignations. Discover a concise and professional template. A Staff Member in a "nonexempt" (Fair Labor Standards Act) position who resigns should when possible provide two (2) weeks advance notice.