In May 2025, Sina Rezagholizadeh developed an Access Denied page and implemented country block routing for the FrontFin/front-web-platform-locales repository. Using React and JavaScript, Sina focused on front-end development to enhance user experience for visitors from restricted regions. The solution involved updating frontend routing logic to detect country block errors and redirect users to a dedicated error page, providing clear messaging about access limitations. This work improved localization readiness and ensured compliance with regional access policies. While the scope was limited to a single feature and did not include bug fixes, the implementation demonstrated solid understanding of error handling and user communication.