The yearly tourism business opportunity for silver haired citizen in Taiwan has exceeded NT$ 4 billion. Although this is a good thing from the tourism business opportunity perspective, there have few matters identified due to the booming of such tourism business opportunity which is worthy of further investigation. Based on this research, many silver haired people like to travel freely and hope to use mass transit to reach their destinations. The "Taiwan Attractions Go" App combines mass transit and the OTO e-commerce model to enable the silver haired community to plan their travel itineraries with friends. This enables the silver haired community to achieve a psychological satisfaction through traveling and socializing with friends during trips. This App may make travels so much fun and easy for Seniors and hence bring more business to local business and increase the valuation of Taiwan's tourism industry.