This document provides guidance on preparing and delivering public speeches. It discusses the key aspects of speech preparation, including invention, organization, style, delivery, and understanding. For invention, it advises determining the goal and issues related to the topic. For organization, it outlines including an introduction, body, and conclusion. For style, it suggests using techniques like analogies and narratives. For delivery, it recommends maintaining eye contact and avoiding reading the speech. The document then provides tips for planning an effective presentation and common types of introductory speeches such as impromptu, self-introductions, and demonstrations.