The document discusses putting mobile first in digital strategies. It notes that the landscape is constantly changing as mobile use increases, with tablets and smartphones surpassing desktop use. It examines options for mobile including responsive websites, mobile-optimized sites, and native and hybrid apps. Key considerations for design are discussed like screen sizes, touch targets, and one-handed use. The optimal approach depends on priorities like speed, offline use and access to device features. Implementing mobile requires adapting content and user flows for small screens. The future will see more connected devices and integration of digital into other areas like TV and wearables.