The document discusses various barriers to effective communication. It defines communication and barriers to communication. There are five main types of barriers discussed: physical, language, cross-cultural, socio-psychological, and organizational. Physical barriers include noise, defects in technology, and environmental factors. Language barriers occur due to differences in meaning of words. Cross-cultural barriers arise from differences in things like time, space, food, dress, and decision-making across cultures. Socio-psychological barriers are internal barriers like perceptions, emotions, and filtering. Organizational barriers involve issues with choosing the wrong communication channel or using inappropriate language. Effective communication requires addressing these potential barriers.