Background check and track the behavior of consumers. Using technology to help. Safety, such as keeping trading records. Or personal history of the user. For the development of future technologies.
Track user check the history and behavior of consumers. Using technology to help maintain security, such as purchase history, or the user's personal profile for future technology development.
Follow the user check history and the behavior of the consumers using the technology to help keep the security such as the history of the sale, or personal history of the user to the development of technology in the future