A job offer letter is a document that a Canadian employer gives you (as a temporary worker). It explains the details of your job.You get a valid work permit and the right to work in Canada, otherwise no one will offer you a job. In most cases, the employer must send you: the job offer and a Labour Market Impact Assessment (LMIA) number; or; the offer of employment number. Dear All, I received a below mail from kings global hotel . I did go to the website and tried to verify whether this is genuine or not . Begin your letter with specifics about the position, as well as work logistics. Fill the attach Application form sign with date. Answer to the interview questions.