Notifications Icon? Notification. , Court Holds That Text Messages Are Subject to Duty to Preserve ESI? Serene Innovations CentralAlert Notification System SOS Button. Using the delivery log, transparent button notification! Apply Clip Art at Clker! Clipart of a Grayscale Selection Tick Check Mark and Shaded! Button. Stock Illustration: Tick affirmative and negative set. Affirmative? Tick and cross buttons in green and red colors vector clipart: Director Commanding Stock Photo.