We use the calls as a chance to fine-tune the ways we and they address their inventory problems and needs.

FORBES: Is It Possible To Gather Too Much Customer Data? No!

It has become a multi-billion company in less than 25 years because it has marketed itself as meeting customer needs and solving their problems.

FORBES: It's Not About You: The Great Marketing Mistake

Teens with special needs or chronic health problems and their parents are especially reluctant to leave a pediatrician they've been comfortable with for years.

WSJ: Young Adults Find It's Hard to Part With the Pediatrician

When asked what effect these problems had, nurses said they caused stress and low morale and meant they could not meet all their patients' needs.

BBC: Nurse shortage threatens NHS