Clean Windows 4 Ever

David J. Obbink is here to enlighten and educate you on how to attain and enjoy clean windows! With knowledge from being in the service of window cleaning for over twenty years, Obbink shares his most valuable knowledge, techniques, and secrets. Any questions, concerns, and frustrations are answered within this book. About the Author David J. Obbink, while not cleaning windows, can be found out in nature and exploring the many lakes that surround his home in Minnesota, along with bass fishing. He also plays different sports, such as ice hockey and table tennis.