This document discusses various barriers to effective communication. It identifies physical barriers like noise that disrupt communication. Personal barriers include shyness and stress. Perceptual barriers involve stereotypes and assumptions about status. Cultural barriers relate to differences in values, gestures, and space between cultures. Listening barriers include selective listening. Organizational barriers pertain to culture and policies that discourage information sharing. Ways to overcome barriers include using clear concise messages, feedback, appropriate channels, and understanding other perspectives.