Broadcasting involves transmitting media like speech, music and images via telecommunications. Ethics examines concepts of morality, addressing questions about what is good versus evil, right versus wrong, and justice versus crime. There are different types of ethics including personal ethics, work ethics set by companies, and major branches like meta-ethics, normative ethics and applied ethics. Key principles for broadcasters include trust, truth, impartiality, editorial independence, fairness and transparency. Unethical behaviors include stealing copyright, intercepting private communications, spreading misinformation, and misusing research.