I am writing to confirm my acceptance of your employment offer on April 20 and to tell you how delighted I am to be joining XYZ Corporation in Chicago. 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.Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples. 1. Read through this FAQ page. There are several answers to common questions about the application here. 2. Pioneers in Language Reference for 200 years. Popular and trusted online dictionary with over 1 million words. New York Times Opinion columnists, editorials and guest essays. Analysis from David Brooks, Maureen Dowd, Charles Blow, Paul Krugman and others. I'm a Texas resident and currently out of state with my vehicle.