Amazon Glossary

IB stands for Inbound - a logistics term referring to the movement of inventory into Amazon’s fulfilment network from vendors or sellers. 

Understand Index Data Quality (IDQ). Learn why your listing may not be indexing on Amazon and how to improve your search visibility.

Impressions refer to the number of times a product or ad is shown to a customer on Amazon - such as in search results, category pages, or sponsored ad placements. 

Incoterms are standardized international rules that define the responsibilities of buyers and sellers in global trade, particularly around shipping, insurance, customs, and delivery.

Inventory Ledger is a comprehensive, centralized digital record provided by Amazon that tracks the exact historical movement, location, and status of every product unit within the fulfillment network. It acts as the definitive accounting source for receipts, shipments, customer returns, and warehouse adjustments.

Maintaining a strict audit of this ledger directly protects your operational cash flow and profit margins. Unmonitored discrepancies often result in missing stock that Amazon fails to automatically reimburse, silently draining your capital and skewing your accurate inventory valuation.

Master Amazon inventory replenishment. Learn to calculate the reorder point, avoid FBA stockouts, manage lead times, and protect cash flow. Inventory Replenishment is a strategic supply chain process that dictates when and how much stock a seller must reorder to meet consumer demand. It ensures ideal inventory levels are maintained across distribution centers to prevent stockouts and minimize holding costs.

Master Amazon Inventory Tracking. Learn how to calculate stock accuracy, optimize FBA ledgers, prevent stockouts, and protect your cash flow velocity.

IOR stands for Importer of Record - the legal entity responsible for ensuring that imported goods comply with customs regulations and for paying duties, taxes, and fees.

Intellectual Property (IP) on Amazon covers trademarks, patents, and copyrights that protect brands, unlock Brand Registry, and defend against hijacking.

Master the Amazon Inbound Preferred Carrier Programme (IPCP). Learn to reduce FBA freight costs and prevent expensive LTL delivery fines.

Master the Amazon Inventory Performance Index (IPI). Learn how to improve your score, calculate sell-through rates, and avoid FBA storage volume limits.

Master the Items Per Inner Pack (IPIP) metric. Learn how to calculate case pack hierarchy, avoid Amazon FBA receiving errors, and protect your inventory.

Master the Inner Packs Per Master Pack (IPMP) metric. Learn how to structure packaging, calculate inventory totals, and avoid Amazon FBA receiving errors.

IRDR stands for Inventory Record Defect Ratio - a metric Amazon uses to measure how accurately a seller’s or fulfillment center’s recorded inventory matches the actual physical inventory. 

ISA stands for Inbound Shipment Appointment - a scheduled delivery time for inventory arriving at an Amazon Fulfillment Center (FC). 

Learn why an ISBN is critical for Amazon book publishing. Discover how to use these identifiers to ensure your work is discoverable.

Item Highlights is an Amazon listing field that holds up to 125 characters of short, benefit-led product detail, shown next to the title in search results and on the product detail page. The content is indexed, so the words there are searchable like title keywords.

IXD stands for Inbound Cross Dock - a type of Amazon facility that receives shipments from vendors or sellers and redistributes them to multiple fulfillment centers, rather than shipping directly to customers.