The document discusses four main types of paragraphs: enumerative, expository, argumentative, and opening/closing. Enumerative paragraphs list reasons related to a main idea, which can be at the beginning or end. Expository paragraphs explain an issue to inform readers. Argumentative paragraphs attempt to persuade by presenting arguments for a thesis. Opening paragraphs introduce a subject and closing paragraphs conclude by summarizing main ideas.