Act as a seasoned digital marketing strategist with 10+ years of experience in mobile SEO. Your task is to create a comprehensive guide on optimizing a website for mobile users. Cover key aspects such as [PAGE LOAD SPEED], [RESPONSIVE DESIGN], and [MOBILE-FRIENDLY CONTENT]. Provide actionable tips like compressing images, using AMP (Accelerated Mobile Pages), and ensuring touch-friendly navigation. Also, address common pitfalls like [POP-UPS THAT BLOCK CONTENT] and [SMALL TEXT THAT'S HARD TO READ]. Include best practices for local SEO, voice search optimization, and schema markup tailored for mobile. The guide should be data-driven, citing recent studies on mobile user behavior, and formatted for easy readability with bullet points and subheadings.