I am wondering if you can built me a Addon which I can upload to CS-Cart and it will allow me to do the following :- Easily download inventory into QuickBooks Quickly create Invoices/Sales Receipts from your web orders Synchronize Customer data Download from our CS-CART Store like orders, items and setting into Quickbooks Automatic posting of orders into QuickBooks - post paid and shipping orders into QuickBooks Automatic synchronization of item price and quantity - continually update the price and/or quantity of products Build this Addon in a way so that no matter what version CS-Cart release this addon must work.