The document discusses the different types and organizational structures of cause and effect essays. There are three main types: essays with multiple causes leading to one effect, one cause leading to multiple effects, and causal chains. The organizational structures discussed are: for multiple causes essays, organizing the body by familiarity, interest, importance, or directness of each cause; and for multiple effects essays, organizing the body by familiarity, importance, or directness of each effect. Transition words and phrases are also discussed to improve coherence between paragraphs.