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According to what I understand, you use Blue Max to monitor your driving habits in an effort to score as many points as you can. This should potentially enable you to alter your driving behavior for the better, increasing your mpg. In essence, you learn to drive sustainably by using it as a means of transportation.
Game Hyundai Veloster Blue
Games are used by several vehicles to motivate drivers to use less gasoline. One of the more intriguing applications was provided by Hyundai with the first generation Veloster, which featured a hidden game with points for safe driving. Points may be earned by coasting, shifting into the right gear when it was appropriate, and smoothly accelerating and braking. In order to brag about how efficiently they were driving, owners could compare ratings.