Yahoo Mail offers stationery so you can instantly and easily jazz up your email messages. The many designs, including themes like birthdays, seasonal greetings, thank you notes, and more, are completely free for your use. Here's how to select and apply stationery to your message.

Create a new message in Yahoo Mail.

In the toolbar at the bottom of the message, click the icon that looks like a box with a heart in it.

Select your stationery from the new menu that appears at the bottom of the message window. Use the arrows on the left and right sides of the menu to browse through the choices; select a category on the left to see more.