Formally accept the job. Directly state that you agree to the terms of the position at the beginning of your email.The posthire details tab should be completed within 24 hours after a candidate has accepted an offer of employment. Mention following things in your mail: Sample Reply: Thank you so much for offering me the job. "I am pleased to accept your offer, and look forward to joining the team. When accepting a offer verbally, say 'thank you' for the opportunity, show how excited you are, and make sure to clarify any question marks you have.