To reply to a message you received in Yahoo! Mail:
Depending on your "Message Actions" setting (see box below), you'll see all, part, or none of the sender's original message (the message you're replying to) in your Compose window.
To adjust this setting:
If you chose to include the message, you'll see it in the Compose window with ">" symbols repeated down its left margin.
Tip: To make your reply easy to read, it helps to press Enter a couple of times to add space. In this example, we clicked the cursor after the question mark, then pressed Enter twice to start the line that answers the question:
>for three years. Anyway, how's Mike doing?
Mike is great! I'll tell him you said Hi.
>We miss him. The house where he used to live is
Note: If you're in the middle of composing a message and you need to stop, click the "Save Draft" button to the right of "Send." This saves your uncompleted message in your Drafts folder. Come back whenever you want to finish it.
Note: Before you leave the computer, it's a good idea to click the "Sign Out" link just below where it says "Welcome, yourname." This way no one else gets to use (or abuse) your account while you're away.