Jesse Adams, North Point Geographic Solutions Navigating all of the choices for mobile mapping applications can be daunting.Which platform do you target, Android, iOS, or Blackberry? These are hard questions to answer with all of the different options currently available for mobile platforms.With the newest Adobe Flash Builder 4.5 cross-platform, applications can be built on a single code base.This presentation will show some examples and the go over the process of developing applications utilizing Flash Builder 4.5 and the Esri Flex API.