Which, like you said, hasn't been signed. Write a short message explaining that you accept the offer and enclose a formal acceptance letter in the attachments.At this point, any interviewing or seeking out other positions should stop. I am told that I'll need to send an official transcript before registration. Will my transcript issued about 4 years ago and given in a sealed envelop work? Work with your new employer to formally accept the job offer. This may include signing and returning hiring documents before your start date. I am writing to confirm my acceptance of your employment offer on April 20 and to tell you how delighted I am to be joining XYZ Corporation in Chicago. As stated in the offer letter, I accept the starting salary of (Salary), and I understand that benefits will be made available to me after (X) days. Resume Templates and Samples.