Hello, My name is Mark Polk and I am the owner of RV Education 101®, RV 101® and RV University. We produce RV training videos and publish books and e-books on every RV topic imaginable to help educate RV owners and RV enthusiasts. Over the past 18 years we have helped educate millions of RV consumers on how to safely and properly use, maintain and enjoy their RVs. RV Education 101® is your premier provider of professional RV how-to instruction training videos, books, e-books and qualified RV information for using and maintaining a Recreation Vehicle. I have an extensive RV background working in RV service, sales and management. I have a degree in Industrial Management Technology and I retired from the US Army as a Chief Warrant Officer Three Maintenance Technician. In my 30-plus years of experience in maintenance I have worked as an RV technician, a wheeled vehicle and power generation mechanic, an automotive maintenance technician, Battalion and Brigade level Maintenance Officer, an RV Sales Manager and in the RV finance department as the Finance & Insurance manager. This RV 101® site is intended to provide you with qualified, informative RV how-to information pertaining to using, maintaining and enjoying your RV. Happy RV Learning Mark