Letters of recommendation from teachers, school counselors and other sources can help college admissions officers get a more complete picture of applicants. They give admissions offices a "third ...

But don't do that. Instead, you may want to write a resignation letter. It isn’t always necessary, of course, but a well-crafted resignation letter can be a professional and classy way to end a job.

So, do you need to send a resignation letter? If so, who do you send it to? And what do you say? Explore HBR HBR Store About HBR Manage My Account Follow HBR Harvard Business Publishing ...