"The warning note on my computer screen said to hurry."

The sound of the first warning note was already becoming faint in my mind.

Then his voice changed and this time held a warning note.

Eric ignored the warning note in her voice, though she knew he'd heard it.

Companies are required to place a warning note on their products if they have not been tested.

The next morning after breakfast Frank said he wanted to take another look at the warning notes.

"Then it was you who sent the warning note wrapped around the rock!"

She had deliberately used his last name and there was a warning note in her voice.

I probably should have paid more attention to the warning note in his voice.

So I should like to sound a warning note about the extent of consumer protection.