Follow-up interview letter
Few people nowadays send a follow-up letter after an interview. For this reason alone, it can be highly effective.
A follow-up letter should be courteous and brief. It should merely thank the employer for the interview and restate your interest in the job. A refer¬ence to a successful moment at the interview is a good, personalizing touch.
Also an after-interview communication, a follow-up letter is designed to spur decision action or even serve as a comeback effort to revive your candidacy after a period of thundering silence from the employer