Looking for ways to make money online? Try Second Life. If you don’t have a Second Life account yet, register here:
Free Linden Dollars: New to Second Life? Looking for hassle-free Linden Dollars?
Free Lindens Survey without Registration
This could be the fastest and easiest way to earn free lindens. Just go to this page, input your Second Life name and finish the survey. No registration required anymore. The pay per survey ranges from 15L$ to 100L$. So this is probably the easiest way to earn free lindens now.
If you want to earn more, then check out the other ways to earn below.