Professor Topher says that with proper attribution, you are free to use his tips. Moreover, after reading his latest book, you will be privy to the most current methods for speaking to an audience with maximum impact in today's more sophisticated and skeptical culture.
You can find out more at https://bookonpublicspeaking.com. Or, if you would be interested in speaking to Topher about this topic, Jack Allen would be happy to set up a connection. Jack Allen may be contacted by email at email@example.com, or by phone at 954-821-3434.