Phyllie, I think you would need to start a new thread. They like to see a general plan outline on the first post. Rules and shipping dates and stuff.
If you have any questions about how to run something like this, I'd be happy to offer my advice. The hardest part, I think, will be saying No to some people. Making a pony can only be broken down into so many phases, after all. Ideally you will need to pick 2 or 3 people of around the same caliber.