Check freelance prices

We are starting a new freelance website and want to know what other freelance sites (like getafreelancer, guru, elance etc..) takes as fees. What we need to know is: Signup fees taken % after ended project taken from buyer and provider Other fees (featured project etc..) What we can offer: $10 for checking this out (it shouldn't take long since it's on most of the websites) OR: You can get a free membership for a year at our new freelance website. We hope to make it really big. Please let me know in your bid what type of payment you wish to receive: $10 via escrow or free membership for a year. THIS PROJECT WILL START IMMEDIATELY.