Visual Appeal: Illustrations can make emails more visually engaging, which can help capture the recipient's attention. Brand Identity: Custom illustrations can be tailored to reflect your brand's personality and values, aiding in brand recognition and loyalty. Storytelling: Illustrations can be used to tell a story or guide the recipient through the email content in an intuitive way. Emotional Connection: Well-crafted illustrations can evoke emotions, making your message more impactful. Differentiation: Unique illustrations can help your emails stand out in a crowded inbox.