In 2004, only 18% of worldwide travellers used to go to the airport with the electronic ticket, so called e-ticket, purchased through the airline's web-site and issued under the shape of an e-mail. Today, after 4 years, the percent has increased to 93%, including 240 airlines and 140 countries from all the world, the 94% of the total International traffic. As from next June, 1st, 2008, the old...