sign up for fba amazon involves enrolling in Amazon’s Fulfillment by Amazon (FBA) program, which is designed to help sellers outsource their fulfillment needs. When you sign up for FBA Amazon, your products are stored in Amazon’s fulfillment centers, where they are picked, packed, and shipped by Amazon. This service also includes customer support and returns management. FBA allows you to leverage Amazon’s extensive logistics network and customer base while focusing on growing your business.