Letter of interest

Letter of Interest
Sample Letter of Interest / Prospecting Letter
By Alison Doyle, About.com Guide ...

Letter of Interest
A letter which is sent to somebody with a statement of intent, registering interest in a specific job or subject.

Letter of Interest - See Cover Letter.
Letter of Recommendation - A letter of support for your skills, ability, and work ethic, usually written by a former boss or co-worker, but could also be from a teacher or personal reference.

See also: Potential employer, Employer, Human resource, Major, Labor