This document provides an overview of impromptu speaking and provides guidance on developing an impromptu speech structure. It explains that impromptu speeches involve little preparation time and are useful in situations like toasts or meetings. The document then outlines a 10-step structure for an impromptu speech, including an attention-getting device, statement of why the audience should care, thesis, preview and review of main points, and a closing statement. It provides examples of practicing an impromptu speech on a given topic, such as favorite foods or places to visit.