It may be tempting to attempt to do your own home repairs in order to save some money. However, there are some circumstances in which you absolutely should call in the experts. If your repair need has to do with your home's water system or plumbing, then it is a good idea to know when you can handle a job on your own, and when you should turn to the expertise of a plumbing professional. It can be hard to identify the real problem. Sure, you may be able to easily determine that you have a water leak, or that your water pressure is too low.