As a former step of argumentative essay, opinion paragraph shows the writer’s own opinions about a specific topic. Persuasion is the key in an opinion paragraph. The writer tries to persuade the reader at the end of the reading process. By using facts and formal sources, it is important to improve the content of the paragraph. To write a good opinion paragraph, the topic should be controversial. To convince the reader, the writer should give both sides of the topic. To give counter-arguments helps the writer confute opposing ideas. In an opinion paragraph, the writer should be one-sided. If not, it is difficult to convince the reader. Format of a well-developed opinion paragraph is stated in Great Paragraphs as the following: