1.1. Introduction1.2. What Is Web 2.0?1.3. SearchAttention EconomyGoogle SearchYahoo!MSNAskVertical SearchLocation-Based SearchCreating Customized Search EnginesSearch Engine Optimization (SEO)Link BuildingSearch Engine Marketing (SEM)Search Engine Watch and Search Engine LandSearch Engine Strategies ConferencesDiscovery1.4. Content Networks1.5. User-Generated ContentCollective IntelligenceWikisCollaborative FilteringCraigslistWisdom of Crowds1.6. BloggingHistory of BloggingBlog ComponentsBlogging and JournalismGrowth of BloggingBlogging and RSS FeedsBlogging SoftwareBlog NetworksBlog Search Engines1.7. Social NetworkingNetwork EffectsFriendsterMySpaceFacebookLinkedInXingSecond LifeGaia OnlineMobile Social Networking1.8. Social MediaYouTubeInternet TVDiggLast.fmDigital Rights Management (DRM)Podcasting1.9. TaggingHistory of TaggingTag CloudsFolksonomiesFlickrTechnorati1.10. Social Bookmarkingdel.icio.usMa.gnolia1.11. Software DevelopmentThe WebtopSoftware as a Service (SaaS)Perpetual Beta and Agile DevelopmentOpen SourceLicensing: GNU Licenses and Creative Commons1.12. Rich Internet Applications (RIAs)AjaxDojoFlexJavaFXRuby on RailsScript.aculo.usJavaServer FacesASP.NET AjaxAdobe Integrated Runtime and Google Gears1.13. Web Services, Mashups, Widgets and GadgetsAPIsMashupsWidgets and GadgetsAmazon Web ServicesREST (Representational State Transfer)-Based Web Services1.14. Location-Based ServicesGlobal Positioning System (GPS)Mapping ServicesGeoRSS and Geotagging1.15. XML, RSS, Atom, JSON and VoIPXMLRSS and AtomJSONVoIP1.16. Web 2.0 Monetization Models1.17. Web 2.0 Business Models1.18. Future of the WebTagging and FolksonomiesSemantic WebMicroformatsResource Description Framework (RDF)OntologiesClosing Comment1.19. Where to Go for More Web 2.0 Information1.20. Web 2.0 Bibliography1.21. Web 2.0 Glossary