If you want to get US Dollars instead of Linden Dollars or the other way around the Linden Dollar Exchange better known as Lindex is teh place to go to.
For buying and selling Linden Dollar there are multiple ways. There are official and unofficial trading platforms in the internet. Online auctions are another way to get or get rid of Linden Dollar.
Possible the best option to buy and sell Linden Dollar is LindeX. The official trading platform of Linden Lab. The company behind and the makers of Second Life. In October 2005 Linden Lab announced the launch of LindeX, that enables residents to trade L$ for US Dollar (US$) in both directions.
LindeX
What are the benefits for using LindeX? Well, it is elegantly embedded in Second Life and the Second Life website. And residents can be sure to work with a reliable and trustworthy partner. Also the trading process is connected to the Second Life account. Buy- and Sell orders will be transacted over the same account. If there is a positive US-Dollar account balance, this will be used first.
The LindeX is accessible for the public. Al users has to have is a Free Second Life Account or Premium Account. With the setup of a Free Second Life Account future residents have two benefits with a single shot: They will be able to be part of the Second Life community. And they have a direct access to LindeX.
And remember: LindeX has nothing to do with Lindex.