I once had to draw an irate hotel guest a diagram describing how a third party reservation works because she...just...didn't...get...it. It's not a difficult concept.
I'm sure there are some good people in customer service, but I've dealt with a majority of useless/crooked idiots in CS in my life.
This is coming from someone in healthcare for whom unofficial CS is often a small part of my job.
This is coming from someone in healthcare for whom unofficial CS is often a small part of my job.