This document discusses the opportunities for market research in big data. It defines different scales of data size from kilobytes to exabytes and provides examples of some of the largest existing data sets. Commercial applications of big data are also outlined, such as customization, predictive modeling, and operational performance improvement. The document proposes that big data can generate new consumer insights through analysis of large consumer data sets from sources like social media and transactions. It notes both challenges and opportunities for market researchers in adapting to the big data landscape.