twitter vs facebook

Twitter collects personally identifiable information about its users and shares it with third parties. The service considers that information an asset, and reserves the right to sell it if the company changes hands.

Facebook the same with Twitter, it is also a free social communicating networking website but operated and owned by Facebook Inc. privately. Users can join networks organized by city, workplace, school, and region to connect with other people. They can also add friends and send them messages, update their personal profiles to notify friends about themselves.
This website's name refers to the paper facebooks depicting members of a campus community which some US colleges and preparatory schools give to incoming students, faculty, and staff as a way to get to know other people on campus. Initialy, Facebook is established by undergraduates from Harvard University, so the Website remembership is only for Harvard students. soon it was expanded to the other students in Boston, Stanford University. Further, it covers any university student, then high school students. And finally, to anyone aged 13 and over.Now the member has reached to nearly 200 million all around world.
The website is is free to users and obtain its revenue from advertising including banner ads. According to a network marketing research company, Facebook collects as much data from its visitors as Google and Microsoft, but less than Yahoo.
Now a Facebook iPhone website was launch in Aug, 2007 and A free application for the iPhone and iPod Touch named "Facebook for iPhone" is also released.


