The document provides a history of smartphones from their origins in 1993 to recent models from 2011. It discusses the benefits of smartphones for accessing textbooks, online courses, social networking, and marketing. Statistical information shows rapid growth in smartphone users and sales from 2009 to 2011. Research findings indicate strong demand for iPhones in workplaces and that high-profile workers are early adopters of smartphone technology. Some disadvantages mentioned are decreased productivity due to social media use and high costs.