Ecommerce Script customization

Ecommerce script requires the following features implemented 1- Implementing an auction plugin feature 2- secured automated mod for sellers to import their current feedback from websites like ebay, amazon and sou [login to view URL] with admin supervision and control 3- shipping calculator with URL drag and drop of item to auto calculate cost after adding country figures. 4. Payment modules; Payoneer, Payza, AliPay, Google Checkout, Perfect Money ,CashU and ability to add others. 5. Internal money transfer between members 6 Creating milestone/Escrow service. 7. Admin stores and products to include its affiliate link displaying featured products of each store, like Amazon, eBay, Sou q and abiltiy to add others. 8. Adding admin affiliate link stores as landing page, and other admin related stores to be displayed through admin affiliate amazon, ebay [login to view URL] and others.