This document provides strategies for giving an effective impromptu talk. It outlines a 5-step process of listening to the topic, pausing to collect thoughts, confirming understanding of the topic, telling the audience the main points, and ending the talk. Additionally, it suggests breaking down the topic, expressing an opinion, discussing causes and effects, and addressing the past, present and future. Most importantly, it advises being confident, brief and sincere when speaking impromptu.