There are other skills plumbers need aside from being able to work with water. One of the most common things that a emergency service on is fixing water lines.
85. Know your IRPCS International Rules for Preventing Collisions at Sea and be aware of how you should approach water line repair or cross a traffic separation scheme TSS).
The con to time well spent is only if the fix or installation works. Suddenly, when a pipe is squirting water or the dishwasher is leaking all over the floor, that time seems wasted instead of well spent. Now your time is wasted, plus you have to pay for a professional plumber to come over and fix the mess. That time could have been spent doing something else, like golfing or swimming or gardening.
If you do experience a broken pipe, you must act quickly to prevent further water damage to your home or business. The first thing you must do is shut off the water immediately. Know where the water shut off valve is located and make sure all members of the household are aware of its location and how to shut it off.
When the drain line stops up it is just a matter of calling an air conditioning contractor to come out and clear the drain line. While he is there he will add an algae preventative to the system to prevent future occurrences. Proper air conditioner maintenance is the key to preventing water line repair leaks.
From your own point of view, it is important that the plumber be trustworthy and credible. Ensure the plumber comes with at least two strong references which you can verify. This will help you be more secure and suffer less anxiety.
Find out if the plumber works on a 24 hour basis and, if so, what are the extra charges involved. More important than the costs however are the person's trustworthiness and reputation. After all, he or she will be in your home and around your possessions. You should feel comfortable with their presence and confident that they are honest.