Performed work as proposed Removed existing 3†drain extension to adjacent restaurant Cut and capped drain in wall, confirmed previously that this drain served no purpose other than access to mainline for cleaning As per owners request capped drain at floor in building 1212-C, with a removable plug for access to drain CPI is not responsible for any backup or flooding in this unit Gave option previously to perform video inspection of sewer mainline that is common to restaurant next door If back up persists recommend inspection to perform any repairs if required No warranty on any existing plumbing As a courtesy inspected water heater, found temperature and pressure relief valve is leaking, water heater is at least 8 yrs old, 2 years beyond warranty, left option to replace and install drip pan Thank You for choosing CPI for your plumbing needs