In an effort to extract more money out of passengers, fill seats, and grab the attention of the odd bargain hunter, Air Berlin is to offer paid upgrades up to 72 hours to departure via a bidding process. Air Berlin Airbus A3380 at Chicago O'Hare - Image GhettoIFE The offering called "airberlin Exquisite" is available for you to test out at airberlin.com/upgrade. airberlin … [Read more...]