Employment Offer Letter Instructions. Edit your job offer letter with acceptance signature online.Type text, add images, blackout confidential details, add comments, highlights and more. Mention following things in your mail: Sample Reply: Thank you so much for offering me the job. I am excited about starting work and confirming the start date. You've received a job offer, considered the terms of employment, and decided to accept it. These forms, checklists, and letters are part of the Legal Tactics: Tenants' Rights in Massachusetts ebook.