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.
There are primarily three codes to choose from: 1  Code 1 - This is for motorcycles, motorised tricycle or quadrucycle not more than 125cc and the driver should be 16 or older on the date of the test. 2  Code 2- This is for motor vehicles, bus and minibus or goods vehicle up to a maximum vehicle mass of 3500 kg.