The document proposes three ideas to encourage people to be more active and reduce stress from prolonged sitting: 1. A mobile app that simulates climbing famous tall structures to motivate users to climb stairs in real life. 2. A mobile app and online community for tracking walking progress, distance, and time spent exercising to see achievements over time. 3. An alternate reality game using technology to immerse people in storylines requiring light physical activity like biking or only stepping on grass to reduce stress in a fun way.