Multimedia is any combination of text, graphics, video, audio, and animation. Examples: YouTube uses video, audio, graphics, and text. Graphics are used to apply a "wow factor" to a users' channel. Video is used to record short or long digital films. Audio is used to incorporate music, dialogue, special sound effects, and more. Text is used in the description of a video. Snapchat uses graphics, text, and video to allow people to send pictures and videos to one another to communicate. Text is used on graphics or videos to describe what is happening or to send messages. Commercials use text, graphics, video, audio, and animation to show and inform a viewer about a product. Text is used to emphasize certain elements. Audio is used to enhance a video with sound effects or used to give information about the product.