We'll detail everything you need to know about how to invite a guest speaker, from the earliest planning stages to drafting a formal speaker invitation letter. What are the basic components of an Invitation Letter for a Guest speaker?On behalf of the XYZ and the XYZ Organizing Committee, we are honored to invite you to speak at the XYZ event celebrating Cybersecurity Career Week (CCW). This document provides templates and examples for writing letters to invite guest speakers to events. Your speaker or performer's invitation should be a formal letter or email, outlining the reasons why you're inviting them to your TEDx event. Begin with a Polite Greeting. Edit, sign, and share sample letter invitation online. No need to install software, just go to DocHub, and sign up instantly and for free. Whether you're planning the next office happy hour or a VIP event, find the right corporate event invitation wording for any occasion. Your invitation should be a formal email (or letter).