The global iGaming market hit $130.52 billion in 2026, growing at 17.8% annually, and operators are allocating 30-50% of gross gaming revenue to marketing and player acquisition (WiFi Talents, 2026). SMS remains one of the most direct channels for reaching players, but it comes with unique compliance challenges that other verticals don't face. Getting gambling SMS right means significant player lifetime value. Getting it wrong means banned accounts, regulatory fines, and carrier blacklisting.