The document discusses key elements of communication and consumer behavior, including the communication process, message credibility, barriers to communication, and strategies for designing persuasive communications. It covers issues like selecting appropriate media based on audience profiles, using central versus peripheral routes to persuasion, factors that impact message presentation like framing and repetition, and the appropriate use of emotional appeals like humor and sex in advertising. Tables provide details on the capabilities and limitations of different media and the impact of using humor in ads.