Briefly described the different types of viruses that affect e-mail systems.

Using information from credible sources on the Internet, conduct research to find an example of a portal that is facing setbacks in consumer satisfaction. Based on your knowledge about the different types of portals, how would you classify this portal: general consumer, vortal, personal, or corporate? Describe the site. Explain the reason it is having issues with consumer satisfaction. Who are its competitors and how do they compare in terms of functionality, popularity, and consumer satisfaction?