Yes, some companies are running about doing things that are obviously good (feeding the hungry, clothing the poor), but for everyone else, I think 'good customer service' is the rarest and best compliment, because it implies a positive relationship.
Yes, some companies are running about doing things that are obviously good (feeding the hungry, clothing the poor), but for everyone else, I think 'good customer service' is the rarest and best compliment, because it implies a positive relationship.