Key Survey Enterprise is a data collection tool for the whole company. American Airlines uses their custom research surveys to test a lot of ideas. For example, the airline has a relationship with Citibank, which has a MasterCard.
1 Category A (A-segment) vehicles are 2-box vehicles of between 4 and 4.5 meters in length, or three-box vehicles (i.e., sedans with a trunk) with engines of less than 1600 cc.  Category B (B-segment) vehicles are longer than 4.5 m in length with engines of over 1600 cc.
Multi-purpose vehicles and sport utility vehicles based on small family cars (often called compact MPVs and compact SUVs) have similar sizes, ranging from 4,200 mm (165 in) to 4,500 mm (177 in) in the U.S., and from 4,400 mm (173 in) to 4,700 mm (185 in) in international-based models.