You can reschedule your date of joining before a week or two weeks mostly. In this article, we discuss how to write a job offer acceptance letter and also present a template and sample letter to help you get started.Talk to an admissions counselor in your area for guidance on your application as well as the financial aid process. They just out of nowhere decided to revoke the offer saying that a joining date is the final date of joining and we are serious with that. You may expect to receive an acceptance letter from the college as a 'General Student' within two to three weeks of submitting your application. If you receive a deferral slip at your physical examination and need an extension, call 410-887-7537. Complete the Background Investigation with Fingerprinting.