Use the Google keyword tool and type in the name of your product or service. For example, if you are a plumber, type in "Plumber". Google will then list all of the words (aka keywords) that people type in to find a service like yours. You might see common variations like "Plumbing Expert", "Plumber Services" or "Pipe Plumber".
If your service provider has adequate knowledge and training on the topic, this might be a good time to find out more about energy alternatives. He may be able to install low-flush toilets and lower-output shower heads. This is also a good time to talk about solar thermal water heating, though perhaps before the roofer is finished up top.
Make sure that you call a plumber as soon as things start to act up. You will save a lot of money fast in the long run because you won't be dealing with the damages caused by flooding after the fact. Most people will find that they are not too willing to call in a professional early on, but it is worth it. It is better to pay someone for a minor issue rather than to try and fix it yourself and end up with a huge mess.
If you still are not lucky in finding a good local plumber, contact your local plumbing store, they can help you in recommending a reliable and Trustworthy plumber in your area as they deal with them every day.
Third, if you dissemble things, do you know how to put it back and not cause further damage? This is something that commonly happens. Some people attempt to fix the problem and end up causing a lot more damage! Then they try to do something else, which causes even more problems and by the time they call the Local plumber, the problem is much worse and now, they not only have to pay for the service but may even to pay a higher amount for the double repair.
Whether you choose a freelance plumber or a plumbing company, verify if these individuals have plumbing licenses. Licenses guarantee that you and your neighbor's properties are insured in case something goes wrong.
In short, the emergency plumber you hire should be from a reputable company. If you think that you can rely on him then you should look for another one. An emergency plumber should be skilled and should be able to deliver quality services to everyone.