Mod 0 is an introductory module designed to provide foundational knowledge and skills in a specific subject area. It typically covers basic concepts, terminology, and essential practices that learners need to understand before progressing to more advanced topics. This module often serves as a prerequisite for further study, ensuring that all participants have a common understanding. Mod 0 can be found in various educational settings, including online courses, workshops, and training programs, making it accessible to a wide range of learners.