. 2. Companies and not-for-profits. In addition to companies, virtually all not-for-profit organizations have Web sites. Four Web sites are listed below, two for companies (Alcoa and Sony) and two for not-for-profits (Cleveland Clinic and National Audubon Society). What is the purpose of each Web site? What type of information is available? How are the sites similar? How are they different? http://www.alcoa.com http://www.sony.com http://www.clevelandclinic.org http://www.audubon.org