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.

An expert shares what to write in a thank you card for graduation, birthday, funeral and gift-giving occasions. Find heartfelt messages for family and friends.

As a greeting-card writer, I hate thank-you notes for weddings and gifts sent out of obligation. However, unexpected, genuine ...

Sure, you can always buy a pre-written card at any store, with the sentiment still being very sweet, but a personalized "thank you" message really goes the extra mile to show someone you cherish ...

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.

First, you should keep thank-you supplies stocked in your home office or your desk at work. A small box of note cards or stationary, postage stamps, and a pen are all you need.