Ketall & Co is the name of the company formed by Beatrice, Maisie, and the author. They created a chewing gum called "Chew Goo" that comes in 8 different colorful flavors and gooey cores. Their Prezi presentation uses bright colors that appeal to youth, the target audience. The author made a TV advertisement using Premiere Pro by importing video clips, cropping them, arranging them, adding title screens and music, and rendering the final video.