The following article was provided by PhoneAPlumber.com:
Most people don’t think about plumbers until they find themselves having a big problem that needs to be fixed right away.
Finding an honest plumber could be a daunting process for some people so if possible make sure you research a plumber who you are likely to be comfortable in using before you actually need their services.
The key to finding a great plumber is to look at their prior jobs. Good plumbers take pride in the work they do so they will have photos and references from previous jobs. If the plumber you are considering hiring does not have references or photos of previous jobs, then it may be wise to stay away from them and find another.
Most plumbers are gas safe plumbers with industry standard qualifications and it is these qualified professionals that stand out from the crowd. Make sure you get a good recommendation and check the references before you hire anyone.
An experienced plumber is able to complete most small jobs in one visit, saving you a lot of hassle in the long run.