Article exchange network software

I need to know if you can do it, how long would it take you to do it, and how much would it cost us. I need you to provide us with the whole system to do the following: The article exchange system, members can exchange articles with other members automatically, I already have some work done, you may need to finish it or create new project.. ## Deliverables software, instructions how to set up or run it. * * *This broadcast message was sent to all bidders on Monday Oct 2, 2006 3:58:37 PM: Please take a look at this project, it is worth more than $500 and I need good coders to do the work soon ## Platform internet