The document discusses four main types of speeches: informative, persuasive, entertaining, and technical. It provides details on the purpose and examples of each type. For informative speeches, the purpose is to explain or teach something to the audience. Persuasive speeches aim to influence the audience's beliefs, actions or ideas. Entertaining speeches primarily seek to amuse the audience. Technical speeches involve visuals and handouts to inform an audience, often of peers, on a specialized topic. Proper planning is emphasized, including knowing the audience and paring down content to three key ideas.