Just thank them for the interview, be gracious for any thing they did for you and say you are looking forward to hearing further from them! I hope this message finds you well.Courtesy dictates that you acknowledge a written job offer, even if you are not ready to accept or decline it. Take note of the details of the offer. I am excited to accept the offer and join (company) as (job)! I greatly appreciate the help you offered during the interview and hiring processes. How do I apply for a job? Yes, Government Jobs will send a verification e-mail after you have submitted your application. You have every right to decline employment at any time; two days before it starts, two days after it starts and 20 years into the employment.