Do not use his site because you will have money in your account and the night after upon accepting a project, have $-500. Now you will be owing freelancer, be in debt and money will be taken out of your account. They will not refund you and management is bad. Worst freelancing website.
After being told that the tutor will not be able to complete the task, I was glad that I got 50% of my money back. So you can trust that even if they can't complete the task you have given them, you will get your money back:)