An Inconvenient Lesson

Our family loaded into a recently purchased used motor home and headed south from Oregon to California. We emptied the holding tank before the drive, during the drive and upon arrival, but still the odor was bad. Water backed up into bathtub, emptied before heading home and wondered why the mileage was not as expected. Well, we learned there are TWO levers to pull! We had overlooked the gray water one and hauled all that water to and from California! It was an It was an inconvenient lesson, so I thought I would pass it on so nobody else makes the same mistake!