Business Insider asked etiquette experts when it's appropriate to send a handwritten thank-you note. They said a note is essential after staying at someone's home or receiving a personalized gift.

A thank-you email can make or break a job interview follow-up. Avoid these common mistakes to stand out as a polished and ...

Sending a thank-you note after a job interview was once considered a nice touch, but for some hiring managers, it’s now a nonnegotiable. In the past, job seekers would drop off a handwritten note in ...