The document outlines the seven principles of effective communication known as the 7 C's, which include completeness, conciseness, consideration, concreteness, clarity, courtesy, and correctness. Each principle emphasizes specific strategies to enhance communication effectiveness, such as providing complete information, being concise, considering the audience's perspective, using specific details, maintaining clarity, showing courtesy, and ensuring grammatical correctness. The key takeaway is that effective communication requires attention to these principles to foster better understanding and relationships.