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. Negotiating and writing counter offer letters can feel stressful.Here's a guide to getting the best results while countering a job offer. Before writing your own counter offer letter, looking at some references would be a great help. Check out a counter offer email example below:. We explain how to structure a salary negotiation email and how to present the best case for a pay rise. When countering a salary offer via email, be professional and polite. Express gratitude for the offer and highlight your qualifications and value. 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. You can negotiate and offer "anytime" before you accept and start.