This document discusses considerations for designing websites for mobile devices. It notes that mobile traffic now accounts for over a third of total web traffic. Key recommendations include using flexible, fluid designs; keeping important content above the fold; avoiding Flash; using mobile-friendly fonts and HTML5/CSS3; ensuring easy navigation; and creating a separate mobile-optimized stylesheet. Specific examples are provided of sites that need mobile improvements, such as sites that rely on Flash or have cluttered designs not suited for small screens.