Got the call from the LA personal Department and the lady told me I will receive the offer letter in 2 days and paperwork to fill-up. This typically takes a week.You've landed the job, but now you're wondering how to respond or write an acceptance letter. Here's a guide on how to accept a job offer. Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples. Can I back out of it if I receive a better offer from another company?