Amazon FBA (Fulfillment by Amazon) is a comprehensive service where Amazon handles storage, picking, packing, shipping, and customer service for your products, allowing you to focus on business growth and strategy. How FBA Works: The FBA process begins when you send your products to Amazon's fulfillment centers. Amazon receives, inspects, and stores your inventory in their warehouses strategically located around the world. When customers place orders, Amazon's fulfillment network automatically picks, packs, and ships your products using their advanced logistics systems. Orders are typically processed within hours and shipped with Amazon's reliable delivery network. Customer service is handled entirely by Amazon's professional customer service team, including returns, refunds, and any post-purchase inquiries. This ensures consistent, high-quality customer experience that builds trust and encourages repeat purchases. Inventory management is streamlined through Seller Central, where you can monitor stock levels, track sales velocity, and receive automated restock recommendations to prevent stockouts. Key Advantages of FBA: Prime eligibility is automatic for all FBA products, giving you access to Amazon's 200+ million Prime members who prefer Prime-eligible products and are willing to pay premium prices for fast, free shipping. Buy Box advantage significantly increases your chances of winning the Buy Box, as Amazon prioritizes FBA sellers due to their reliable fulfillment and customer service standards. Buy Box ownership can increase sales by 80-90%. Global reach allows you to sell internationally without managing international shipping, customs, or returns. Amazon handles all cross-border logistics, expanding your market reach exponentially. Scalability is unlimited with FBA - you can grow from selling 10 units per month to 10,000+ units without worrying about warehouse space, staff, or shipping capacity. Amazon's infrastructure scales with your business. Understanding FBA Fees: Fulfillment fees vary by product size and weight, ranging from $3.22 for small standard items to $137.32+ for special oversize items. Understanding fee structures is crucial for profitability analysis. Monthly storage fees are charged based on cubic feet of storage space used. Standard-size items cost $0.87 per cubic foot (Jan-Sep) and $2.40 per cubic foot (Oct-Dec) during peak season. Long-term storage fees apply to inventory stored for more than 365 days, encouraging regular inventory turnover and preventing dead stock accumulation. Additional services like labeling, prep, and removal orders have separate fees that should be factored into your total cost calculations.