Gregory J GaumerGregory J. Gaumer is a combat veteran, having served in the USAR for seven years, including during the Iraq War. He has worked in business sales, operations management, and is currently a regional sales manager in the oil industry. From service to hi country to leadership in the private sector, Gregory brings decades of experience and training to teach readers how to win over clients. He holds a BA in communications from CSUSB and an MBA from Argosy University. Read More Read Less