The document discusses various aspects of communication including types (interpersonal, mass, etc.), distinctions between verbal and non-verbal communication, and components of effective verbal communication. Verbal communication has two important parts - speaking and listening. Effective speaking involves considering what to speak, how to project one's voice, articulate words, vary pitch and tone, pronounce words clearly, enunciate, and control speech speed. Non-verbal communication conveys meanings through eye contact, facial expressions, gestures, posture, and body movements. The quality of our lives and relationships depends on skillful communication.