Here is a list of Crowdsourcing platforms. These platforms allow you to make some amount of money by doing petty jobs. Do not expect to make huge money or make it an alternative to your job or other regular income.
You may like to join few of them and start doing your work.
Microworkers is also good but it does not allow paypal payment.
The Best Microworker Alternatives,
oDesk
Mturk.com
www.webeserve.com
Make Money Online doing small micojobs task with WebeServe
Serpclix
5bux.net
What are you willing to do for 5 dollars?
RapidWorkers.com
Minifreelance.com
http://microwork4all.com/
Required.co.in
<a href="https://required.co.in">https://required.co.in</a>
DoMyWork.net