There are a lot of different qualities to look for in plumbing services when they are actually needed. Perhaps the most important quality is availability. Many people who need plumbing assistance will need it right away. It does no good for a person to have to wait for days and days to get something done.
Finding plumbing services in Sydney, Australia, for example, can be relatively easy. However, if a plumber has a lot of work already scheduled, it can be very frustrating to have to wait for them. They might be the best plumber in the city, but if they are not available, it really does no good.
Price is also going to be a pretty important factor, but most people just want to get plumbing back in order. If a plumber is available and they can do the job, that is perhaps the greatest asset to have.