This document discusses communication and barriers to effective communication. It defines communication as the transfer of information from one person to another. It then lists several types of barriers, including semantic, emotional, organizational, and personal barriers. Specific barriers mentioned are symbols with different meanings, badly expressed messages, faulty translations, and more. The document also discusses barriers in superiors and subordinates, such as attitudes, fear of challenge to authority, and lack of confidence. Finally, it provides steps to make communication more effective, such as having clarity of idea, purpose, empathy, two-way communication, appropriate language, credibility, and good listening.