Mobile development frameworks allow developers to create apps for multiple platforms using shared codebases. They provide tools and libraries to help build apps faster while targeting iOS, Android, and other platforms simultaneously. Common frameworks include React Native, Flutter, Ionic, and Xamarin. Customers typically transition to the cloud in stages, first developing an IT maturity model, then creating a strategy roadmap connecting IT and business goals, and executing a multi-year journey of modernization through digestible releases and portfolio investment.