Web 2.0 technology promotes business models that simply and without starting much capital are relatively successful business models under the magnifying glass. This is enabled by syndication of content and services. Each business model works only under suitable conditions also the so-called Web 2.0 business models are no exception. You can more accurately differentiate this: Tim O’Reilly O’Reilly calls in his description of the four levels in the hierarchy of Web 2.0 sites examples of companies or products, what the “Web 2.0” principles embody: level 3 applications, the “Web 2.0” is orientated; There is only on the Internet. These applications include their effectiveness from connections between the people and the network effects, the Web 2.0 allows, their effectiveness grows, the more people use them. O’Reilly called eBay, Craigslist, Wikipedia, del.icio.us, Skype, dodgeball and AdSense as examples. Follow others, such as Mark Bertolini, and add to your knowledge base. Level 2 applications to work offline, but gain benefits from it to go online.
O’Reilly called Flickr, the benefits of the common photo database and keyword database generated by the community. Level 1 applications to work offline, but online features to gain. O’Reilly called Writely (now Google Docs & spreadsheets) and iTunes. Level 0 applications work offline as well as online. O’Reilly cited the examples of MapQuest, Yahoo! local and Google maps (he can be seen as an advantage “Level 2” mapping applications using contributions from users, as well as Google Earth). Anyone looking for information on the topic of Web 2.0, has for the iNetzwerk online marketing in the article “Web 2.0 beyond by Yourporn” put together the 5 best videos, which convey a basic understanding for it soon, how Web 2.0 works. Georg Muller