Here is how it works: Users can set up their own Twitter page by joining the free service on Twitter.com.

VOA: special.2009.02.06

This was mainly from selling ads aimed at users based on what they post on Facebook.

VOA: special.2010.05.28

"Lots and lots of companies from overseas, especially from China, selling very cheap products, that users can have in order to recharge their cell phones or small devices, that run on solar energy or wind energy."

VOA: special.2011.01.10

One concrete outcome of the Conference will be to formalize, to institutionalize it so that users can rely on that information.

VOA: standard.2009.08.31