Need an easy and quick way to move from Bigcommerce to Magento? This presentation outlines a detailed step-by-step manual that will help you to move products and customers from your existing Bigcommerce store to Magento shopping cart with Cart2Cart.
Data transfer process is absolutely automatic and does not require any technical skills. So, you can switch your store in less than a few hours without any data loss!
Find more information at http://www.shopping-cart-migration.com/shopping-cart-migration-options/2755-bigcommerce-to-magento-migration