Modern Warfare 3 double XP promotion explained
Activision has teamed up with the fine folks at Mountain Dew and Doritos to provide double XP in Call of Duty: Modern Warfare 3. But, how does the promotion work exactly?
Specially marked packages will contain codes you can use to unlock double XP time in Modern Warfare 3's multiplayer, when it comes out. For example, a 20 ounce Mountain Dew bottle will give you 15 minutes of time, while a family size 17 ounce Doritos bag will give you 90 minutes of bonus XP time.



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