Going mobile - tip, tricks and tools for building mobile web-apps

The document discusses tips and challenges for building mobile web apps. It notes that while mobile capabilities have improved, developing for the wide variety of devices, browsers, and firmwares remains difficult. Complex layouts are especially challenging due to varying screen sizes and lack of mouse/keyboard. The document recommends tools like WURFL and WALL to detect device capabilities and serve the appropriate experience, as well as testing on actual devices. It emphasizes keeping content simple, reducing requests/file sizes, and adapting to changing mobile landscapes.