Who can request
All site members have the ability to request items from any author. Simply post the item request on the Forum section and soon you will get hooked with an author. Remeber you can check the author rating and portfolio before setting up the deal.
What is delivered
Once the author finishes the deal, he should post the final product on Store and set a price for it, then you have the freedom to purchase the product or not, and likewise, the author has the freedom to set the price for his work.