Form required of new employees to verify identity and employment eligibility can be filled out online and saved or printed. A sample letter offering a job contingent upon the results of a background check or other criteria.In your acceptance, restate the terms of the offer to ensure everyone has their details straight. Are the terms of an offer letter enforceable? Massachusetts does not require employment offers to be in writing, but many employers do make written employment offers. ABC): I am pleased to accept your job offer as (position title) at (Company XYZ).