Homeowners state that they were showering and after the shower they noticed the floor wet and saw water coming from underneath the toilet and called us out to fix the issue. Upon arrival customer greeted me outside and showed me to the master bathroom toilet and I could see water marks from the toilet and I ran the shower until it started leaking again. The master bathroom is the only place clogged and the other bathroom works fine no issues. Homeowner took me to the basement crawl space and I did my inspection found the water pressure was high and took a look at the sewer lines that majority cast iron. There is a section that was replaced with PVC but the master bathroom is still cast iron. Homeowner agreed to run snake and camera as well as replace the toilet with a customer supplied one and fixing the pressure. Will be back tomorrow morning to do all the work. Returned to complete the work for homeowner and I ran the chain snake thru the master bathroom toilet and managed to give th