A counter offer letter is a physical letter or email candidates send to an employer when they want to negotiate the terms of a job offer given to them. Just rely to the email.It's a legal concept that offers should be extended, and then accepted. In this guide, we'll discuss practical strategies that can help you convince the right candidate to accept your job offer. Knowing how to accept a job offer is key. Thank the recruiter, review the offer and follow up with questions and a counter offer before accepting the offer. Say we decide to reach out with a cold email. What kind of message gets a reply? I accept the offer and am excited to join the team. Say we decide to reach out with a cold email.