Plumbing is easy. Just ask anyone. We only have 3 simple rules! Even your grandma could do it. We've taken the liberty to compile a detailed list of plumbing techniques and rules for you and your DIY projects anytime you need plumbing done. 1. Payday is Friday. 2. Poop flows downhill. 3. Under NO circumstances do you bite your fingernails. Some variations are available, such as: 1. Hot is on the Left; cold is on the right 2. #$%^& runs downhill. 3. Never, ever, put you