A brand book typically contains guidelines on how to use a company's brand elements consistently across all platforms. This includes details on the logo usage, color palette, typography, tone of voice, and overall brand identity. Additionally, a brand book may include examples of correct and incorrect usage, as well as guidance on maintaining brand integrity in various marketing materials.

Logo is the visual representation or symbol that represents a company or brand. It is designed to be unique and easily recognizable, often incorporating elements such as colors, fonts, and imagery that reflect the values and identity of the business.