Learn what an acceptance letter is, see what to do before writing one, discover how to accept a job offer in a letter, and review examples for Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples.State how eager you are to start working for the company. Mention the proposed start date. Writing a job acceptance letter is a sign of professionalism. Check out these job acceptance letter samples to write a perfect acceptance letter As we discussed in our phone conversation yesterday, I am pleased to accept your employment offer for the Customer Service Manager position. A job acceptance letter should convey your gratitude, confirm key details, express enthusiasm, and maintain a professional tone. As we agreed, I will plan on starting work on July 1, at which time I will complete the necessary paperwork and attend your new employee orientation. Fill out the application here.