Content provider
Providing digital content, such as digital news, music, photos, or video, over the Web
Online syndicators: Aggregate content from multiple sources, package for distribution, and resell to third-party Web sites
Service provider
Provides Web 2.0 applications such as photo sharing and interactive maps, and services such as data storage
Portal
“Supersite” that provides comprehensive entry point for huge array of resources and services on the Internet