The 'Service Marks and Visual Identity Manual' for the Department of Education (DepEd) establishes guidelines and standards for the use of its seal and logo across all communications and materials to promote a unified identity. The manual outlines the symbolism, proper usage, size specifications, and color variations of the seal and logo while emphasizing the importance of these elements in reinforcing the department's vision and mission. It serves as a reference for creating official documents and ensures the integrity and protection of DepEd's visual identity.