Freelancer register link:http://www.freelancer.com/
Online jobs Transaction on freelancer
Do you need someone to design websites for you or provide other services?Just registered as a members of freelancer then you can give task without ad fee.
Similarly, if you believe that you can provide similar services, register member of the this site.You can give a choice to the buyer compare the various services provided by the qualifications and previous work.
When the sellers provide buyers of the services or works in line with the previous requirements, the project before announcing the end, the buyers agreed and payments will be paid to a service provider.