Net Promoter® NPS®, NPS Prism®, y los emoticonos relacionados con NPS son marcas registradas de Bain & Company, Inc., Satmetrix Systems, Inc., y Fred Reichheld. Net Promoter Score™ y Net Promoter System™ son marcas de servicio de Bain & Company, Inc., y Fred Reichheld.
- fair price and the work was done within the promised time frame.