FBA Orders and Customer Service Questions on returns, refunds, feedback, and other policies related to FBA orders. General FBA Questions You sell it, we ship it. Questions on using Amazon’s fulfillment service. Multi-Channel Fulfillment Questions about using your Amazon inventory to fulfill orders from off-Amazon sales channels. Fulfillment Reports Questions on sales, inventory, payments, and other fulfillment-related reports. Shipping Inventory to Amazon Questions on shipment creation, product packaging, product restrictions, and shipping best practices.