Amazon Glossary

T12 - Turkey Twelve

Turkey Twelve (T12) refers to the twelve day peak shopping period that spans from Amazon’s Early Black Friday Sales through Thanksgiving and ending on Cyber Monday.
It represents an extended version of the traditional Turkey Five, capturing a longer promotional stretch with elevated traffic and sales.

T12M - Trailing 12 Months

Trailing 12 Months (T12M) refers to the most recent 12 month rolling period, used to evaluate long term trends in sales, traffic, advertising performance, and inventory health on Amazon.

T30D - Trailing 30 Days

Trailing 30 Days (T30D) refers to the most recent 30 day period, used by Amazon to measure performance, sales, traffic, advertising results, and inventory metrics based on the latest data window.

T5 - Turkey Five

Turkey Five (T5) refers to the five peak shopping days from Thanksgiving through Cyber Monday, covering the most intense period of customer traffic and sales on Amazon during the holiday season.

T60D - Trailing 60 Days

Trailing 60 Days (T60D) refers to the most recent 60 day rolling period, used to measure Amazon performance metrics such as sales, traffic, ads, and inventory trends across a broader and more stable timeframe than T30D.

T90D - Trailing 90 Days

Trailing 90 Days (T90D) refers to the most recent rolling 90 day period, used by Amazon to evaluate longer term trends in sales, traffic, advertising performance, and inventory health.

A Third Party Seller is a business or individual that lists and sells products directly to customers on Amazon’s marketplace, without selling inventory to Amazon.
They manage pricing, inventory, and fulfilment themselves or through FBA.

TL - Truck Load

Truck Load (TL) refers to a full truck shipment used to deliver inventory to Amazon fulfilment centres.
A TL shipment fills an entire truck with products from a single vendor or seller.

TOS - Terms of Service

Terms of Service (TOS) are the official rules, policies, and conditions that govern how sellers, vendors, advertisers, and customers are allowed to use Amazon’s platforms and services.

TSI - Trans Shipment In

Trans Shipment In (TSI) refers to inventory that is transferred into an Amazon location (such as a fulfilment centre or cross dock) as part of internal or external freight movement, rather than arriving directly from a vendor’s original outbound shipment.

TSO - Trans Shipment Out

Trans Shipment Out (TSO) refers to inventory that is transferred out of an Amazon facility to another fulfilment centre, cross dock, or consolidation hub as part of Amazon’s internal redistribution and network optimisation.

TTM - Trailing Twelve Months

Trailing Twelve Months (TTM) refers to the latest rolling 12 month period, used by Amazon to evaluate long term performance trends across sales, traffic, advertising, and inventory metrics.

UFT - Ultra Fast Track

Ultra Fast Track (UFT) measures the percentage of time an ASIN is eligible for ultra fast delivery from an Amazon fulfilment centre, compared with the level of selection Amazon planned to keep available for that ASIN.