1. What is a hot water heater and what does it do
2. Why would I need to install a new hot water heater
3. How can I find someone who can help me with this project
4. What should I pay for installation of the new hot water heater
5. Where should my old hot water heater be removed from so that the plumber has space to work
6. When will the job be finished and how much will it cost me in total