One card simply stated: “Thank You for Being My Person.” According to the Greeting Card Assn., Americans purchase around 6.5 billion cards each year.

According to Swann, it’s good practice to write a thank-you note within one week and, if possible, within three days. "But being late is always better than never sending one at all," she tells ...

Second, a thank you note doesn't need to be long. It's a special way to show your appreciation, so keep the focus there. Keep it short, simple, and to the point.

Crafting the perfect thank-you message is easier said than done, though. The best cards strike the right balance of heartfelt and personal, and have a hint of humor thrown in there for good measure.

A thank you note is a special way to show your appreciation, so keep the focus there. Keep it short, simple and to the point. For the holiday season, here are some simple, yet thoughtful things ...

DEAR MISS MANNERS: Sometimes I get a thinking-of-you greeting card, or something similar, out of the blue from a friend. I feel like the mannerly thing to do, now that there’s text and email, is ...