Visual cues like images and fonts can help improve recall and communication of ideas. Studies show visuals increase retention by 42% compared to text-based materials. Following the example of Akira Haragushi, who recalled over 40,000 digits of pi using visualization, the document recommends using "visual decks", which are presentations organized with visual elements like images and colors, to help customers better understand, recall, and spread ideas or products. Creating visual decks can improve customer engagement and ultimately increase business revenue.