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.In today's video we're going to be talking all about counteroffers do you need them what's the strategy around them and how to write them. All forms are printable and downloadable. COUNTER OFFER ADDENDUM (Northeast Florida Association of Realtors). I am a software engineer with 6.4 years of experience. An example of an acceptance letter is: Dear Ms. Anderson,. I'm writing in response to your requested salary upgrade. You'll want to be sure to include your name there. Our template is easy to fill out.