35 Things Every Homeowner Needs to Know ASAP

Check a warm fridge’s temperature dial  

Make sure it hasn’t been turned way down. Kids may have messed with it, or someone might have bumped the knob. Also, make sure that food containers don’t block the fridge and freezer compartments’ vents—they supply the flow of frigid air. Technicians report that up to 30 percent of their service calls require only the push of a button or the flip of a switch. Those small actions can cost you a minimum service charge (typically $50 to $100)—plus embarrassment. Try these tactics first. This is how you can clean your fridge in 9 easy steps.