How To Write An Email Denying A Job Offer . Unfortunately, i will not be accepting the position as it does not fit the path i am taking to achieve my career goals. Once you have made your decision to turn down the job offer it is polite to write your decline job offer letter immediately. 8+ Email Rejection Letters Free Sample, Example Format Download from www.template.net Unfortunately, i couldn’t agree with your offer of payment. Rejection email message with a reason #2. Once you’ve decided to decline the offer, don’t delay writing to the employer.