1. The document discusses various media languages and codes used in media production and their interpretation by audiences. It provides examples of commonly used symbols and their true meanings versus assumed meanings.
2. Key aspects of media language are discussed including denotative and connotative meanings of media texts, the use of codes and conventions, and how audience interpretation is influenced by cultural context.
3. The roles of media producers, stakeholders, and audiences are defined in the process of creating and receiving media messages. Elements of audience analysis like expectations, identification and research are also outlined.