This document discusses paragraph writing. It defines a paragraph as a group of related sentences that develops one main idea. The key parts of a paragraph are identified as the title, topic sentence, supporting details, and closing sentence. Different types of paragraphs are also outlined such as descriptive, narrative, expository, persuasive, argumentative, classification, compare/contrast, definition, and illustration paragraphs. The qualities of a good paragraph including unity, coherence, and emphasis are explained. Finally, the document provides an overview of the process of paragraph writing.