Amazon PK typically refers to the Amazon Product Knowledge or the process of product knowledge management within the platform. It involves understanding and using Amazon’s guidelines, policies, and features to successfully list, market, and sell products on the marketplace. PK can also refer to Amazon’s internal handling processes, like picking, packing, and shipping, which are essential for sellers who utilize Fulfillment by Amazon (FBA). Knowing how to leverage Amazon’s PK practices helps sellers improve their selling efficiency and customer satisfaction.