If you're a Sparta, NJ homeowner with a septic system, there's one question that's always on your mind: "How much is this going to cost?" It's tempting to shop around for septic pumping based on price alone. You call a few places, find the cheapest quote, and schedule the service. But when it comes to septic systems, being "penny wise" can be "pound foolish"—and in this case, tens of...