Fulfillment by Amazon (FBA) is a service provided by Amazon that allows third-party sellers to store their products in Amazon's fulfillment centers

Stock Keeping Units, or SKUs, are alphanumeric codes that retailers assign to track products. The information helps them identify specific inventory items, measure sales, and promote more efficient shopping experiences. 

Comma Separated Values (CSV) is a file format commonly used for storing and exchanging tabular data between different software applications.