Knowledge is power, and two heads are better than one. That’s why collaborative knowledge has become the battle call of different websites aiming to teach other people about what they know. By writing what they know online, not only do they teach people on what they know, they also invite other experts in the field to add more or change some information that might be a little bit off the topic. In this information driven world, we all need to have our daily dose of information and become smarter and knowledgeable everyday. That’s why Wikipedia, Answers.com and DIY websites are very attractive since they provide us with up-to-date information compiled by experts.

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While it used to be known as the predecessor of the online library Nupedia, Wikipedia is now known as the biggest online encyclopedia in the world. What makes this website truly unique is that all the articles on this website are user-created. These submissions are all free and the company itself lives on donations alone. The submissions created by someone can also be edited by anyone who has created the account.

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