The Community Board of Realtors’ Multiple Listing Service (MLS) will be a Web-based application with extensions to allow wireless interaction between the agents and their customers using cell phones, tablets, and other portable devices. Review the functional and nonfunctional requirements you have developed for previous chapters. Then, for each of the five design activities discussed in this chapter, list some specific tasks required for describing the environment and designing application components, user interfaces, the database, and software methods. How will you integrate the design of integrity and security controls into those tasks? You may want to refer back to the Tradeshow System discussed in Chapter 1 for some design specifics.