Letter for Social Security Number Application Form. Offer Letter (Recommended) – After a job offer has been made and accepted, an offer letter may be completed and given to the new hire.The hiring supervisor notifies the finalist who signs and returns the Letter of Appointment to Human Resources as the accepted offer. How Much Does an Offer Letter Cost? The average cost (i.e. Prior to or at the time the applicant is made an offer of compensation. At Salt Lake Community College, we are proud of being who we are, the community's college. Careers at Thales Group, Thales Group jobs, job opportunities in Thales Group, job openings, career opportunities. Are you in the market for a new job? Career Service Hours.