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. State your counteroffer: In the body of the letter, clearly state the company's offer and your counteroffer and why you think it is justified.An example of an acceptance letter is: Dear Ms. Anderson,. I'm writing in response to your requested salary upgrade. Download a free Counter Job Offer Letter template to use when you want to negotiate terms before accepting. How to Write a Counter Offer Letter. In each paragraph, clearly state the original offer, your counteroffer, and why you believe the counteroffer is appropriate. I appreciate the time and effort you have taken to consider my requests and negotiate the offer. Current employer does not want me to leave so they want to counteroffer in order to match the salary bump and keep me in the current company. State the amount you verbally agreed to and ask if this is, perhaps, a miscommunication.