The document provides tips for writing a "for and against" composition. It explains that this type of essay discusses the advantages and disadvantages of a topic. It should include an introduction presenting the topic without opinion, a main body with paragraphs arguing for and against with justifications/examples, and a conclusion that can include the writer's opinion or a balanced summary. The document also provides labeling for the essay structure and examples of how to write the main body paragraphs with topic sentences and supporting justifications.