Application development and delivery teams know that they need to manage nearly unmanageable complexity when it comes to designing, selecting, and delivering a new banking platform to transform a bank's application landscape. Forrester talked with a group of transformation executives and managers in banks and identified a number of best practices application delivery leaders should apply to ease their journey toward a new banking platform. These best practices are also relevant across different industries for many other large enterprises undergoing a significant transformation of their application landscape.