As every old-house owner knows, there is a constant battle being waged between good and evil – or rather, between you and your plumbing – in every crawlspace and under every sink. The more foolhardy among us attempt to fix these things without guidance, to sometimes catastrophic (and rarely successful) results. Luckily, there’s help – and he doesn’t cost $60 an hour, or treat you to a nice view of his butt while he monkeys around under the counter. A number of tutorials exist for repairing minor plumbing problems, if you are so inclined: