Net Promoter® NPS®, NPS Prism®, and the NPS-related emoticons are registered trademarks of Bain & Company, Inc., Satmetrix Systems, Inc., and Fred Reichheld. Net Promoter Score™ and Net Promoter System™ are service marks of Bain & Company, Inc., and Fred Reichheld.
After they replaced the door knob, they totally messed up my car lock and alarm system! and refused to repair it so I have to pay $600 to dealer to fix it. Don't go to this place!