A motivational speaker gives speeches to inspire and boost morale in audiences like employees of big businesses. They help create a positive work environment and fun workplace through pep talks intended to make people feel more courageous or enthusiastic. Effective motivational speeches combine real life experiences, are practical and memorable, leave an impact, and follow steps like grabbing attention, stating the need for change, satisfying that need, visualizing benefits, and calling the audience to action. The goal is to motivate people to improve themselves and be successful both personally and professionally.