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 contract acceptance letter is a formal letter that confirms that you have accepted the terms and conditions.Here's what you should know. The details of what you want are set forth in the attached document. 2. Employment Offer Letter Instructions. Download Illinois Employment Acceptance Letter template, modify and send for signing using BoloForms Signature. The answer lies in four critical ingredients: an offer, acceptance, consideration, and mutual intent to establish a legal commitment. When you find your ideal candidate for a position, contact a Deerfield offer letter lawyer today to help you create the contract. This document is typically a positive response to a job offer. Designate the governing state law.