The document provides guidance on writing argumentative essays. It defines key terms used in argumentation such as proponent, opponent, and counterargument. It explains that the goals of an argumentative essay are to present an opinion on a controversial topic, explain and support the opinion with evidence, and address counterarguments. A sample essay introduction is presented, defining the topic of advertising and stating the thesis that advertisements manipulate viewers. Guidelines are given for writing pro and con paragraphs, including using examples, facts, explanations, and authorities to support or weaken arguments. The conclusion restates the main points and warns of the harmful effects of advertisements.