They hired a full-time training staff to support employees with world-class instruction in customer service and support.

FORBES: Question: How Many Obstacles Must You Overcome To Succeed? Answer: ALL Of Them!

The Internal Revenue Service spells out the modifications in its instruction sheet.

FORBES: Paying For College: A Tax Dodge For College Students

"This is an astonishing instruction which shows that LU is prepared to risk serious injury and even lives to prevent service delays, " RMT general secretary Bob Crow said.

BBC: Tube users 'told to check doors'