Small businesses can leverage technologies used by big competitors to gain competitive advantages like lower costs, faster operations, and more agile learning. They can use open technologies, APIs, and platforms from large companies to access features for free or low costs. Case studies show how companies like Mint.com licensed core technologies from large banks to launch new services more cheaply. Overall, leveraging available technologies allows small businesses to operate more leanly at a fraction of large companies' costs while moving faster and learning from customers more quickly.