This document discusses nonverbal communication and public speaking. It addresses the differences between nonverbal and verbal language, and how a speaker's message can differ based on elements of delivery such as voice, volume, pitch, rate, pauses, variety, pronunciation, articulation, and dialect. The document also discusses how public speaking is different from conversation, and the importance of analyzing your audience - specifically how audience demographics may change based on geographic location. Responses should reflect on these concepts, provide a thorough example, and conclude with a final statement on the key lessons from the material. Responses must be at least 250 words and cite sources using proper formatting.