The document discusses changes to Amazon FBA restock limits that began in 2020 and became stricter in 2021, significantly impacting seller's ability to manage inventory and launch new products. It highlights strategies for sellers to adapt to these limits, such as using third-party logistics and focusing on best-selling items, and suggests utilizing Seller Fulfilled Prime as a potential solution. Additionally, it outlines operational changes in the delivery process and emphasizes the importance of monitoring limits regularly.