An experienced plumber will troubleshoot any water issues that could be encountered while uninstalling an old toilet and installing a new toilet. With their experience, they can typically prevent large amounts of leaks when uninstalling an old toilet. They can level the new toilet and install it properly so it doesn’t rock, and they can help troubleshoot any flooring problems you may encounter in the process. The plumber will also remove your old toilet and bring in the new toilet saving you the awkward job of moving the fixtures. Overall working with a plumber will save you a lot of time and trouble both during the installation and throughout the use of the toilet for years to come.