Some parents still find thank-you notes important, while others don't. Parenting experts say teaching kids to express gratitude is what's important.

I've stopped writing thank-you cards and my kids don't have to write them, either. We express our gratitude in other ways.

Of course, I could have purchased a “blank inside” card, but the absence of designated thank you cards troubled me. It felt like a sign that we don’t know who to thank and what to thank them ...