Third Edition --- Welcome to an educational and entertaining encounter with your RV's "temporary" holding tanks. This Primer is explicitly designed to teach you, "What you don't know about your holding tanks!" --- Written for all RV enthusiasts, especially those who are: Initially "CONSIDERING" RVing. Just "BEGINNING" their RVing experience, Have been "CAMPING for YEARS," or, Living the dream of "FULL-TIMING." --- The information within will clearly demonstrate that an RV's sanita-tion plumbing system is NOT like a house's sanitation plumbing system and give everyone the background to understand why the dreaded bio-waste management "chores" must be conscientiously accomplished each and every time. --- Additionally, this Primer endeavors to establish a good working knowledge of the black and gray holding tanks that will enable every reader to start thinking in terms of "required sequence of preparation and use," and, thereby, prevent the exasperating, "I DON'T KNOW. . . IT JUST WON'T DRAIN!" or "OH, WOW! DOES THAT STINK!!" --- The included Editorial Comments are based on the author's sixty years of experience using and living in RVs (including more than a decade of recent "full-time" RVing) and conducting the business of repairing RVs. Now, he is concentrating on educating the RV owners. --- Also included are many tips and tricks on how to help your RV'S "temporary" holding tanks work more efficiently. (Especially the honest answer to tank treatment!) --- The ladies are especially encouraged to read everything between this book's covers. Then they will understand just how their RV's "temporary" holding tanks really work, as well as how to safely use and maintain them.