Other airlines dismissed the idea that the practice of sharing passenger information with the authorities might be prevalent.

Secure Flight matches passenger information against watch lists maintained by the federal government.

They are also used to convey passenger information for the deaf.

In 2010, it received a system for displaying dynamic passenger information.

Four ceiling-mounted passenger information display units are provided in each car.

These include providing better station and ticket facilities and measures to improve passenger information.

These will include improvements to stations, new ticket facilities and better passenger information.

It is fitted with a digital voice announcement system and dot-matrix displays to provide passenger information.

Most have passenger information telephone points fitted so that remote customer service staff can be contacted.

In addition, the prototype had a more modern image, and also entered the digital automatic passenger information.