VIDEO: RV Holding Tank Tips from Mark Polk of RV Education 101

Enjoy this 45-second video on RV Holding Tank Tips from Mark Polk of RV Education 101.

Here's what Mark Polk had to say about his video:

In this RV how to video Mark Polk with RV Education 101® offers some quick and easy RV holding tank tips.

RV training DVDs available at http://rveducation101.com/

Happy RV Learning,
Mark Polk

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