Book excerpt: Selecting the right aircraft for an airline operation is a vastly complex process, involving a multitude of skills and considerable knowledge of the business. Buying The Big Jets was first published in 2001 to provide guidance to those involved in aircraft selection strategies. This Second Edition brings the picture fully up to date, incorporating new discussion on the strategies of low-cost carriers, and the significance of the aircraft cabin for long-haul operations. Latest developments in aircraft products are covered and there are fresh examples of best practice in airline fleet planning techniques.