There are two main offer forms used in Massachusetts. A contract acceptance letter is a formal letter that confirms that you have accepted the terms and conditions.Here's what you should know. Because the offer letter is crucial to your home purchase, you should work closely with your Realtor on the details you include. Offer and Acceptance (required); Executed vs. Executory; Equitable Title (Equitable Conversion) vs. Employment Offer Letter Instructions. Follow these steps to write a letter of acceptance: Address the appropriate recipient. Express your gratitude for the job offer. In your acceptance, restate the terms of the offer to ensure everyone has their details straight.