Most households have experienced plumbing issues at one point in time. Some homeowners consider plumbing breakdowns as minor issues that are easy to solve with simple online do-it-yourself tips. Well, you can fix some issues with simple tools and a bit of research online. For instance, you can unclog a blocked toilet by plunging. However, some problems are best left in the hands of a plumber. Handling these problems on your own can lead to more severe and costly messes.