Mobile Technologies, Applications and Software Design The Legendary Mobile Application by Juthamas Vadhanapanich The Legendary is a single smart, secure yet sustain residential management platform that allows homeowners, juristic person, realtors, tenants, and other service providers to collect, access and share relevant data to create and manage smart, secure, and sustain living all in their hands. Its key features include but not limited to smart living management, smart parking and security system, rental and investment services, waste and energy management, announcements, notifications, chats that will deliver wonderful experience toward a sustainability development of the local community.